Long-fingered bat

One of the few bats in the world that has truly embraced a semi-aquatic lifestyle

Wikigraphists


Long-fingered bat

EXEWCRENVUNTLCDDNE

One of the few bats in the world that has truly embraced a semi-aquatic lifestyle

Population
>30% decline over 18 years

A fascinating and graceful species of bat found across southern Europe, the Middle East, and parts of North Africa. Named for its unusually long and slender fingers, which support its wide, delicate wings, this bat is a master of aerial fishing, skimming over water surfaces to catch insects—and even small fish—with astonishing precision. Its combination of elegance, intelligence, and specialized hunting skills makes the long-fingered bat one of nature’s most intriguing nocturnal predators.

Physically, the long-fingered bat is medium-sized compared to other Myotis species. Its fur is soft and silky, usually grayish-brown on top and paler underneath, blending beautifully into the twilight skies and limestone caves where it roosts. Its name comes from its elongated third finger, which gives its wings an extended reach and extra flexibility—crucial for its signature hunting technique. Its face is gentle and compact, with small eyes and large, sensitive ears that help it detect the faintest ripples or sounds of prey on the water’s surface. This extraordinary precision is made possible by echolocation, which the bat uses not only to navigate in complete darkness but also to locate tiny insects or fish movements on rivers and lakes.

While most bats feed exclusively on flying insects, this species is known to scoop small fish, aquatic insects, and larvae directly from the surface of the water using its long claws and agile flight. It’s sometimes called the “fishing bat” because of this remarkable skill. Scientists have observed it flying low over calm waters at night, using its echolocation to detect ripples, then dipping its feet or wing membranes to snatch prey. Its flexible wing design allows for sudden, precise maneuvers just above the surface—an impressive feat for such a small animal. When not hunting, the long-fingered bat roosts in caves, tunnels, or old stone structures, often forming colonies of several dozen to a few hundred individuals.

Distribution

Country
Population est.
Status
Year
Comments
Albania
2016
Algeria
2016
Andorra
2016
Bosnia And Herz.
2016
Bulgaria
2016
Croatia
2016
Cyprus
2016
France
2016
Corsica
Greece
2016
Kriti
Holy See
2016
Vatican City State
Iran
2016
Iraq
2016
Israel
2016
Italy
2016
Sicilia, Sardegna
Jordan
2016
Lebanon
2016
Montenegro
2016
Morocco
2016
North Macedonia
2016
Romania
2016
Serbia
2016
Slovenia
2016
Spain
2016
Baleares
Switzerland
Official estimate
EX
Extinct locally
Syria
2016
Turkey
2016

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Terrestrial / Aquatic

Altricial / Precocial

Polygamous / Monogamous

Dimorphic (size) / Monomorphic

Active: Diurnal / Nocturnal

Social behavior: Solitary / Pack / Colony

Diet: Carnivore / Herbivore / Omnivore / Piscivorous / Insectivore

Migratory: Yes / No

Domesticated: Yes / No

Dangerous: Yes / No