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Frog-eating Bat
Trachops cirrhosus Frog-eating Bat image
Size: body=8 cm; weight=30 g
Description: Large grey-brown bat with long fur. Mouth surrounded by wart-like bumps. Conspicuous noseleaf and large, rounded ears.
Activity: Nocturnal. Flies low in the forest understory.
Habits: Feeds on large insects and frogs (can discriminate poisonous frogs based on their calls). Roosts in small groups of up to 12 in tree hollows and caves.
Habitat: Primary and secondary rainforest, and gallery forest, especially near streams and swamps.
Status: Common.
Distribution in Iwokrama
False Vampire Bat
Vampyrum spectrum False Vampire Bat image
Size: body=14 cm; weight=180 g
Description: Largest bat in South America. Dark brown with faint stripe down back. Ears large and rounded. Muzzle elongated with noseleaf positioned like a hood ornament.
Activity: Usually forages during the early evening.
Habits: It is carnivorous, preying on birds and small mammals (bats and mice). Roosts in tree hollows in groups consisting usually of a pair of monogamous adults and their non-breeding young.
Habitat: Lowland forest, especially near swamps, forest edge, and secondary growth.
Status: Rare.
Distribution in Iwokrama
Sword-nosed Bat
Lonchorhina aurita Sword-nosed Bat image
Size: body=6 cm; tail=5 cm; weight=13 g
Description: Medium size with long brownish fur. Spectacular, long (about 2 cm) pointed noseleaf (fleshy leaf-like appendage on tip of nose) rivals large pointed ears.
Activity: Active later in the evening. Slow, agile flight; can hover.
Habits: Feeds on insects and some fruit. Large ears, noseleaf and agile flight suggest this bat listens for prey and picks it from vegetation (gleaning). Known to roost in large numbers in caves in other countries but only known in Guyana by one specimen caught over a dry creek bed in Iwokrama Forest.
Habitat: Lowland rainforest.
Status: Uncommon.
Distribution in Iwokrama
Striped Hairy-nosed Bat
Mimon crenulatum Striped Hairy-nosed Bat image
Size: body=6.5 cm; weight=14 g
Description: Medium size with blackish fur and pale stripe along the back; underside buffy. Prominent noseleaf with serrated, hairy edges
Activity: Nocturnal.
Habits: Feeds on beetles and other insects probably gleaning them from vegetation. Small groups roost in rotting logs and tree stumps, and tree hollows.
Habitat: Lowland rainforest and gallery forest.
Status: Uncommon.
Distribution in Iwokrama

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