wrinkle-faced bat

Fascinating facts about the wrinkle-faced bat

• A face that looks like crumpled leather isn't accidental — the wrinkle-faced bat's skin folds form acoustic mirrors that bounce its ultrasonic calls forward like a megaphone, letting it echolocate while barely opening its mouth. Males have deeper wrinkles than females, suggesting the grotesque visage is partly a sexual signal. In darkness, ugliness pays.
• Most bats roost in caves or trees, but the wrinkle-faced bat hangs upside down inside the rolled leaves of heliconia plants — creating a tent barely 30 centimetres long that it shares with up to 10 other bats. It's a roost that lasts only days before the leaf unfurls, forcing the colony to find or make a new home. Nomadic insects with wings.
• At just 9 grams — lighter than a postage stamp — the wrinkle-faced bat still carries enough jaw muscle to crack hard seeds and tough insect exoskeletons. Its skull is oddly short and blunt, built for crushing force rather than speed, revealing a diet far more omnivorous than other fruit bats that mostly sip sweet pulp.
• The wrinkle-faced bat can taste which fruit is ripe by sampling just a pinhole wound in the skin, then gnaw open only the ones worth eating. It's so selective about fruit quality that it eats from hundreds of different plants across the rainforest — a living seed-dispersal network that forests depend on, though almost no one knew these bats existed until the 1970s.
• Its scientific name, *Centurio senex*, literally means 'old man bat' — christened because a museum specimen's shrivelled face looked ancient. The name stuck even though these bats live at least 10 years in the wild and show no greater wrinkles with age. A 200-year-old joke embedded in taxonomy.

At a glance

About the wrinkle-faced bat

In the twilight skies of Central America, the wrinkle-faced bat emerges, its peculiar visage a testament to the intriguing diversity of life. As it flits through the shadows, its leathery wings beating with a soft whoosh, this enigmatic creature navigates the world with an air of quiet mystery, its wrinkled face a map of folds and creases that seem to hold secrets of the night. With its unique, accordion-like facial skin, the wrinkle-faced bat is a remarkable and fascinating sight, a true marvel of evolutionary adaptation.

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