Micronycteris megalotis
| Little big-eared bat | |
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| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Chiroptera |
| Family: | Phyllostomidae |
| Genus: | Micronycteris |
| Species: | M. megalotis |
| Binomial name | |
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Micronycteris megalotis Gray, 1842 |
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| Distribution | |
The little big-eared bat (Micronycteris megalotis) is a bat species in the order Chiroptera and family Phyllostomidae. It is from South and Central America particularly Colombia, Venezuela, Guyana, French Guiana, Brazil, Peru, Ecuador, Bolivia, Argentina, Paraguay, Suriname and Trinidad. Though its exact population is unknown, it is considered widespread and occurs in protected areas, although its minor threats may be deforestation, but nonetheless is classified Least Concern. It is found in multistratal evergreen forests and dry thorn forests and forages near streams and is found hollow trees, logs, caverns, or houses with groups up to twelve. The head and body length measures at 43.8 mm for males and 44.6 for females and males usually weigh about 5 g while females weigh 5.7 g.
Micronycteris megalotis is considered a small bat in its genus, although the size of it varies slightly depending on geographical location. It has large ears which are characteristic of its species. It has a large nose pad that is generally twice as high as it is wide. The head is elongated and eyes are small and black.M. megalotis has short wings that are wide and are relatively short. The wings are attached to the feet, which are long and slender. Their short and wide wings allow for better maneuverability in their habitat.
M. megalotis has brown fur with white spots on its underbelly. Color may vary though depending on the geographical region. In juveniles, fur is slightly shorter in length (7 mm). The fringe of fur on the inner border of the ear is dense and variable in length (3–6 mm), and also varies with the age of the bat.
M. megalotis has a small and slender skull, with a high forehead. Teeth are relatively primitive; the upper incisors are large while the outer incisors are small. The upper canines are heavy and dissimilar.Premolars are approximately the same size and molars have W-shaped lophs.
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