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  • Eating behaviors

    Eating behaviors

    • This piglix contains articles or sub-piglix about Eating behaviors

    • Cannibalism

    • This piglix contains articles or sub-piglix about Cannibalism


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    • Carnivory

    • This piglix contains articles or sub-piglix about Carnivory


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    • Competitive eating

    • This piglix contains articles or sub-piglix about Competitive eating


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    • Eating disorders

    • This piglix contains articles or sub-piglix about Eating disorders


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    • Fasting

    • This piglix contains articles or sub-piglix about Fasting


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    • Herbivory

    • This piglix contains articles or sub-piglix about Herbivory


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    • Eating behaviors of humans

    • This piglix contains articles or sub-piglix about Eating behaviors of humans


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    • Hunger

    • This piglix contains articles or sub-piglix about Hunger


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    • Pica (disorder)

    • This piglix contains articles or sub-piglix about Pica (disorder)


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    • Predation

    • This piglix contains articles or sub-piglix about Predation


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    • Eating

    • Eating (also known as consuming) is the ingestion of food, typically to provide a heterotrophic organism with energy and to allow for . Animals and other heterotrophs must eat in order to survive — carnivores eat other animals, herbivores eat plants, omnivores consume a mixture of both plant and animal matter, and ... Read »


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    • List of feeding behaviours

    • Feeding is the process by which organisms, typically animals, obtain food. Terminology often uses either the suffixes -vore, -vory, -vorous from Latin vorare, meaning "to devour", or -phage, -phagy, -phagous from Greek φαγειν, meaning "to eat". The evolution of different feeding strategies is var ... Read »


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    • Algophagy

    • Algophagy is the act or behavior of feeding on algae found in many species of animals. ... Read »


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    • Bubble net feeding

    • Bubble-net feeding is a unique and complex feeding behavior engaged in by Humpback whales (Megaptera novaeangliae) and Bryde's whales in Gulf of Tosa (), Japan. It is one of the few surface feeding behaviors that humpback whales are known to engage in. This type of feeding is often done in groups. The group size can ra ... Read »


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    • Calabash Chalk

    • Calabash chalk is a geophagic material popularly consumed in Nigeria and other West African countries for pleasure, and by pregnant women as a cure for nausea. Geophagia is the practice of eating the earth, including soil and chalk. This practice is neither new nor outdated and can be associated with religious beliefs, ... Read »


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    • Calorie restriction

    • Calorie restriction, or caloric restriction, or energy restriction, is a dietary regimen that reduces calorie intake without incurring malnutrition or a reduction in essential nutrients. "Low" can be defined relative to the subject's previous intake before intentionally restricting calories, or relative to an average p ... Read »


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    • Chesson's index


    • Conditioned taste aversion

    • Conditioned taste aversion occurs when an animal associates the taste of a certain food with symptoms caused by a toxic, spoiled, or poisonous substance. Generally, taste aversion is developed after ingestion of food that causes nausea, sickness, or vomiting. The ability to develop a taste aversion is considered an ada ... Read »


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    • Consumer-resource systems

    • Consumer-resource interactions are the core motif of ecological food chains or food webs, and are an umbrella term for a variety of more specialized types of biological species interactions including prey-predator (see predation), host-parasite (see parasitism), plant-herbivore and victim-exploiter systems. These kinds ... Read »


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    • Coprophagia

    • Coprophagia /kɒp.rə.ˈfeɪ.dʒi.ə/ or coprophagy /kəˈprɒfədʒiː/ is the consumption of feces. The word is derived from the Greek κόπρος copros, "feces" and φαγεῖν phagein, "to eat". Coprophagy refers to many kinds of feces-eating, including eating fe ... Read »


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    • CRON-diet

    • The CRON-diet (Calorie Restriction with Optimal Nutrition) is a nutrient-rich, reduced calorie diet developed by Roy Walford, Lisa Walford, and Brian M. Delaney. The CRON-diet involves calorie restriction in the hope that the practice will improve health and retard aging, while still attempting to provide the recommend ... Read »


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    • Detritivore

    • Detritivores, also known as detrivores, detritophages, detritus feeders, or detritus eaters, are heterotrophs that obtain nutrients by consuming detritus (decomposing plant and animal parts as well as feces). There are many kinds of invertebrates, vertebrates and plants that carry out coprophagy. By doing so, all these ... Read »


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    • Dietary indiscretion

    • Dietary indiscretion is the tendency of certain animal of eating unusual items. These are frequently relatively small items not encountered in a natural habitat and thus sampled because of mistaken identity, a familiar flavor, or simple curiosity. This includes modern manufactured items such as shiny metal foil or plas ... Read »


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    • Digestive rate model

    • The digestive rate model (DRM) (of foraging) is related to optimal foraging theory in that the model describes the diet selection that animals should perform in order to maximize the energy (or nutrients) available to them. It differs from the main body of Optimal Foraging Theory in stating that animals can select food ... Read »


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    • Do not feed the animals

    • The prohibition "do not feed the animals" reflects a policy forbidding the artificial feeding of wildlife (wild or feral animals) in situations where the animals, or the people doing the feeding, might be harmed. Signs displaying this message are commonly found in zoos, circuses, animal theme parks, aquariums, national ... Read »


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    • Eating behavior in Insects

    • Insects are among the most diverse groups of animals on the planet, including more than a million described species and representing more than half of all known living organisms. The number of extant species is estimated at between six and ten million, found in nearly all environments, although only a small number of s ... Read »


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    • Emotional eating

    • Emotional eating is defined as overeating in order to relieve negative emotions. Thus, emotional eating is considered a maladaptive coping strategy. If an individual frequently engages in emotional eating, it can increase the risk of developing other eating disorders, like bulimia and anorexia nervosa. Research has als ... Read »


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    • Endocannibalism

    • Endocannibalism is a practice of eating the flesh of a human being from the same community (tribe, social group or society), usually after they have died. Endocannibalism has also been used to describe the consumption of relics in a mortuary context. Herodotus (3.38) mentions funerary cannibalism among the Callati ... Read »


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    • Extracellular digestion

    • Extracellular digestion is a process in which saprobionts feed by secreting enzymes through the cell membrane onto the food. The enzymes catalyze the digestion of the food into molecules small enough to be taken up by passive diffusion, transport or phagocytosis. Since digestion occurs outside the cell, it is said to b ... Read »


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    • Extremotroph

    • An extremotroph (from Latin extremus meaning "extreme" and Greek troph (τροφ) meaning "food") is an organism that feeds on matter that is not typically considered to be food to most life on Earth. "These anthropocentric definitions that we make of extremophily and extremotrophy focus on a single environment ... Read »


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    • Fasting

    • Fasting is a willing abstinence or reduction from some or all food, drink, or both, for a period of time. An absolute fast (dry fasting) is normally defined as abstinence from all food and liquid for a defined period, usually a period of 24 hours, or a number of days. Water fasting allows drinking water but nothing els ... Read »


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    • Feeding behaviour of Tyrannosaurus

    • The feeding behaviour of Tyrannosaurus rex has been studied extensively. The well known attributes of T. rex (its jaws, legs and overall body design) are often interpreted to be indicative of either a predatory or scavenging lifestyle, and as such the biomechanics, feeding strategies and diet of Tyrannosaurus have been ... Read »


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    • Feeding frenzy

    • In ecology, a feeding frenzy occurs when predators are overwhelmed by the amount of prey available. For example, a large school of fish can cause nearby sharks, such as the lemon shark, to enter into a feeding frenzy. This can cause the sharks to go wild, biting anything that moves, including each other or anything els ... Read »


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    • Food drunk

    • Food drunkenness is the physiological state of a person after consuming large amounts of food after starvation. The use of the word "drunk" to signify being overcome by substances other than alcohol is long-established, e.g. drunk with opium (1585), or with tobacco (1698). In October 1905 Thomas Edison (then 58 y ... Read »


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    • Foraging

    • Foraging is searching for wild food resources. It affects an animal's fitness because it plays an important role in an animal's ability to survive and reproduce. Foraging theory is a branch of behavioral ecology that studies the foraging behavior of animals in response to the environment where the animal lives. Behavi ... Read »


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    • Geophagia

    • Geophagia (pronounced /dʒiəˈfeɪdʒə, -dʒiə/) (also known as geophagy (pronounced /dʒiˈɒfədʒi/)) is the practice of eating earth or soil-like substrates such as clay or chalk. It occurs in non-human animals where it may be a normal or abnormal behaviour, and also in humans, mo ... Read »


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    • Hadrosaur diet

    • Hadrosaurids, also commonly referred to as duck-billed dinosaurs or hadrosaurs, were large terrestrial herbivores. The diet of hadrosaurid dinosaurs remains a subject of debate among paleontologists, especially regarding whether hadrosaurids were grazers who fed on vegetation close to the ground, or browsers who ate hi ... Read »


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    • Hoarding (animal behavior)

    • Hoarding or caching in animal behavior is the storage of food in locations hidden from the sight of both conspecifics (animals of the same or closely related species) and members of other species. Most commonly, the function of hoarding or caching is to store food in times of surplus for times when food is less plentif ... Read »


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    • Hunger

    • In politics, humanitarian aid, and social science, hunger is a condition in which a person, for a sustained period, is unable to eat sufficient food to meet basic nutritional needs. Throughout history, portions of the world's population have often experienced sustained periods of hunger. In many cases, this resulted f ... Read »


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    • Intraguild predation

    • Intraguild predation, or IGP, is the killing and eating of potential competitors. This interaction represents a combination of predation and competition, because both species rely on the same prey resources and also benefit from preying upon one another. Intraguild predation is common in nature and can be asymmetrical, ... Read »


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    • Lévy flight foraging hypothesis


    • Macrophage (ecology)

    • The terms "macrophage" and "microphage" are used in ecology to describe heterotrophs that consume food in two different ways. Both macrophages and microphages "ingest solid food and may process it through some sort of alimentary canal." However, a macrophage "handles food items singly, while a microphage handles food i ... Read »


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    • Mud ring feeding

    • Mud ring feeding (or mud plume fishing) is a cooperative feeding behavior seen in bottlenose dolphins on the lower Atlantic coast of Florida, United States. Dolphins use this hunting technique to forage and trap fish. A single dolphin will swim in a circle around a group of fish, swiftly moving his tail along the sand ... Read »


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    • Muk-bang

    • Muk-bang

      Mukbang or Meokbang (Hangul: 먹방; lit. "eating broadcast") is an online broadcast in which a host eats large quantities of food while interacting with their audience. Usually done through a webcast (such streaming platforms include Afreeca), mukbang became popular in South Korea in the 2010s. Foods rangi ... Read »


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    • Nail biting

    • Nail biting

      Nail biting, also known as onychophagy or onychophagia, is an oral compulsive habit. It is sometimes described as a parafunctional activity, the common use of the mouth for an activity other than speaking, eating, or drinking. Nail biting is very common, especially amongst children. Less innocent forms of nails biting ... Read »


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    • Necrophage

    • Necrophages, are olophages that obtain nutrients by consuming decomposing dead animal biomass. The term derives from Greek nekros, meaning 'dead', and phagein, meaning 'to eat'. ... Read »


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    • Oligophagy

    • Oligophagy refers to the eating of only a few specific foods. The term is usually associated with insect dietary behaviour. Organisms may exhibit narrow or specific oligophagy where the diet is restricted to a very few foods or broad oligophagy where the organism feeds on a wide variety of specific foods but none other ... Read »


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    • Osteophagy

    • Osteophagy is the practice in which animals, usually herbivores, consume bones. Most vegetation around the world lacks sufficient amounts of phosphate. Phosphorus is an essential mineral for all animals, as it plays a major role in the formation of the skeletal system, and is necessary for many biological processes inc ... Read »


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    • Overeating

    • Overeating is the excess food in relation to the energy that an organism expends (or expels via excretion), leading to weight gaining and often obesity. It may be regarded as an eating disorder. This term may also be used to refer to specific episodes of over-consumption. For example, many people overeat during festiv ... Read »


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    • Pagophagia

    • Pagophagia is the compulsive consumption of ice or iced drinks. It is a form of the disorder pica. It has been associated with iron deficiency anemia, and shown to respond to iron supplementation, leading some investigators to postulate that some forms of pica may be the result of nutritional deficiency. Chewing ice ma ... Read »


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    • Pagophagy

    • Pagophagy or pagophagia is eating of ice. The term has the two major usages: The pagophagic disorder is among the unexplained clinical signs of iron deficiency anemia. ... Read »


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    • Phagophilia

    • Phagophilia or phagophily is feeding on parasites. German zoologist M. Beier reported that phagophilia is the feeding behavior of some pseudoscorpions. It was reported that many pseudoscorpions species co-exist with some packrat species, and two of them feed on packrat ectoparasites, to mutual benefit. This is an exam ... Read »


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    • Pica (disorder)

    • Pica (disorder)

      Pica is characterized by an appetite for substances that are largely non-nutritive, such as ice (pagophagia); hair (trichophagia); paper (papyrophagia); drywall or paint; metal (metallophagia); stones (lithophagia) or soil (geophagia); glass (hyalophagia); or feces (coprophagia); and chalk. According to DSM-IV (Diagnos ... Read »


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    • Polyphagy

    • Feeding is the process by which organisms, typically animals, obtain food. Terminology often uses either the suffixes -vore, -vory, -vorous from Latin vorare, meaning "to devour", or -phage, -phagy, -phagous from Greek φαγειν (phagein), meaning "to eat". The evolution of different feeding strateg ... Read »


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    • Postprandial somnolence

    • Postprandial somnolence (colloquially known as the itis, food coma, after dinner dip, or postprandial sleep) is a normal state of drowsiness or lassitude following a meal. Postprandial somnolence has two components: a general state of low energy related to activation of the parasympathetic nervous system in response to ... Read »


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    • Predatory dinoflagellate

    • Predatory dinoflagellates are predatory heterotrophic or mixotrophic alveolates that derive some or most of their nutrients from digesting other organisms. About one half of dinoflagellates lack photosynthetic pigments and specialize in consuming other eukaryotic cells, and even photosynthetic forms are often predatory ... Read »


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    • Regurgitation (digestion)

    • Regurgitation is the expulsion of material from the pharynx, or esophagus, usually characterized by the presence of undigested food or blood. Regurgitation is used by a number of species to feed their young. This is typically in circumstances where the young are at a fixed location and a parent must forage or hunt for ... Read »


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    • Saprophagy

    • Saprophages are olophages that obtain nutrients by consuming decomposing dead plant or animal biomass. They are distinguished from detritivores in that saprophages are sessile consumers while detritivore are mobile. Typical saprophagic animals include sedentary polychaetes such as amphitrites (Amphitritinae, worms of t ... Read »


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    • Self-cannibalism

    • Self-cannibalism is the practice of eating oneself, also called autocannibalism, or autosarcophagy. A similar term which is applied differently is autophagy, which specifically denotes the normal process of self-degradation by cells. While almost an exclusive term for this process, autophagy nonetheless has occasionall ... Read »


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    • Snacking

    • Snacking does not have a concrete definition. A study taken by Katherine Chaplin and Andrew Smith from the journal Appetite says, “Participants defined snacking as food or drink eaten between main meals”. A snack is a portion of food, smaller than a regular meal, generally eaten between meals. As told i ... Read »


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    • Suspensory behavior

    • Suspensory behavior, exhibited by primates and sloths, is a form of arboreal locomotion or a feeding behavior which involves hanging or suspension of the body below or among the branches, rather than moving or sitting on top of the branches. This includes brachiation, climbing, and bridging, and allows larger species t ... Read »


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    • Thanatophage

    • Thanatophages, are olophages that obtain nutrients by consuming decomposing dead plant biomass. In food webs, thanatophages generally play the roles of decomposers. The eating of wood, whether live or dead, is known as xylophagy. Τhe activity of animals feeding only on dead wood is called sapro-xylophagy and ... Read »


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    • Trap-lining

    • In ethology and behavioral ecology, trap-lining or traplining is a feeding strategy in which an individual visits food sources on a regular, repeatable sequence, much as trappers check their lines of traps. Traplining is usually seen in species foraging for floral resources. This involves a specified route in which the ... Read »


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    • Trichophagia

    • Trichophagia (Greek: τριχοφαγία, from τρίχα, tricha “hair” + φάγειν, phagein “to eat”) is the compulsive eating of hair associated with trichotillomania (hair pulling). In trichophagia, people with trichotillomania also ingest the hair t ... Read »


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    • Trophallaxis

    • Trophallaxis /ˌtroʊfəlˈæksɪs/ is the transfer of food or other fluids among members of a community through mouth-to-mouth (stomodeal) or anus-to-mouth (proctodeal) feeding. It is most highly developed in social insects such as ants, termites, wasps and bees. The word was introduced by the entomologist ... Read »


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    • Xenophagy

    • Xenophagy (Greek "strange" + "eating") and allotrophy (Greek "other" + "nutrient") are changes in established patterns of biological consumption, by individuals or groups. • In entomology, xenophagy is a categorical change in diet, such as an herbivore becoming carnivorous, a predator becoming necrophagous, a cop ... Read »


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