Heart-nosed bat

Fascinating facts about the Heart-nosed bat

• A heart carved into a bat's face sounds like folklore—until you see Cardioderma cor's nose, a perfect valentine shape that serves as a living antenna. The noseleaf focuses echolocation clicks with laser precision, bouncing ultrasonic beams off insects and fruit in the African darkness. This anatomical oddity lets the heart-nosed bat hunt and forage in total silence while rival bats broadcast their presence for every predator to hear.
• Most bats are social crowdsurfers, roosting in colonies of thousands. Heart-nosed bats roost alone or in pairs—a rare lifestyle among insectivores that suggests they're hunting territories so rich with food that solitude pays off more than safety in numbers. A single bat can cover 10 square kilometres of savanna in a night, moving between fruit trees and insect swarms with minimal competition.
• The heart-nosed bat's ears are disproportionately enormous—nearly as long as its forearm—giving it hearing so acute it can detect the wingbeats of mosquitoes and the rustle of grasshoppers on dry leaves. This sensitivity comes at a cost: loud nocturnal insects like cicadas can actually deafen them temporarily, a biological problem with no easy solution in the noisy African bush.
• Unlike most African bats that vanish during the dry season or shift habitats, Cardioderma cor stays put year-round in tropical savannas, switching flexibly between hunting insects and eating wild fruit depending on what's available. This dietary plasticity—the ability to pivot food sources within hours—is how it survives in an ecosystem where droughts and insect booms swing wildly month to month.
• The heart-nosed bat has no close relatives among living bat families, standing alone on its evolutionary branch as if it diverged millions of years ago and never diversified. Scientists have barely studied this solitary flier—its behaviour, reproduction, and social life remain largely unknown, making it one of Africa's most common yet most mysterious mammals.

At a glance

About the Heart-nosed bat

In the sweltering darkness of the African night, the heart-nosed bat unfurls its leathery wings, a silhouette of elegance as it takes to the skies with a soft whoosh. With its distinctive heart-shaped nose leaf, this intriguing creature navigates the shadows, its large eyes drinking in the faint glow of moonlit insects as it pursues its nocturnal hunt. As it flits and weaves through the trees, its high-pitched calls echoing through the stillness, the heart-nosed bat embodies the very essence of mystery and adaptation in the animal kingdom.

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