Observe and photograph a species in its natural habitat

Learn where and when to observe a species in the wild, how to recognize it in the field, and what habitats it lives in. Get photography tips adapted to its behavior and capture stunning images without disturbing the animal. For full details, open the complete profile in the WildlifePhotographer app.

Big Brown Bat

Scientific name: Eptesicus fuscus


Big Brown Bat

IUCN Status: Least Concern

Family: VESPERTILIONIDAE

Group: Mammals

Shyness: Suspicious

Safe distance: 5 m

Breeding season / Courtship: N/A

Gestation: 50–60 jours

Births: 01.06-15.07


Habitat:
forests, urban areas, grasslands

Description:
The Eptesicus fuscus, commonly known as the big brown bat, is a widespread species in North America. It is notable for its relatively large size for a North American bat, with a wingspan reaching up to 33 cm. Its fur is dark brown, contrasting with its lighter belly. It inhabits various environments, from forests to urban areas, and primarily feeds on flying insects, which it captures in flight using its efficient echolocation. This species is known for its ability to hibernate in sheltered places during winter, such as caves or abandoned buildings.

Recommended lens:
>=400mm

Photography tips:
To photograph the big brown bat, it is advisable to use a telephoto lens of 400 mm or more to capture detailed images without disturbing the animal. Focus on nocturnal or twilight slots, when it is most active. Use a tripod to stabilize your camera and avoid motion blur. Be patient and discreet, avoiding sudden movements that might scare it away.

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