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Little Brown Bat — printable fact sheet
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Little Brown Bat
Myotis lucifugus
Myotis lucifugus was, until recently, one of the most abundant mammals in North America, a 7 g insectivore capable of eating hundreds of mosquitoes and midges in an hour and hibernating in caves in enormous aggregations. Then in February 2006 a caver photographed bats with white…
Did you know?
- Despite their tiny size, Little Brown Bats can live longer than most mammals of similar size, with some recorded at over 30 years old in the wild.
- A little brown bat can live over 30 years, extraordinary for an animal weighing less than a slice of bread, and it is among the longest-lived mammals relative to body size. Females store sperm through hibernation - they mate in autumn but do not ovulate until spring, so fertilisation happens months after copulation. Their echolocation calls sweep from about 80 kHz down to 40 kHz, and a hunting bat fires up to 200 pulses a second in the terminal "feeding buzz" as it closes on an insect.
What I learned
Draw the little brown bat
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