Your wildlife photography guide.

Explore the big brown bat in detail, study its behavior, prepare your shots.

Where to observe and photograph the big brown bat in the wild

Learn where and when to spot the big brown bat in the wild, how to identify the species based on distinctive features, and what natural environments it inhabits. The WildlifePhotographer app offers tailored photography tips that reflect the big brown bat’s behavior, helping you capture better wildlife images. Explore the full species profile for key information including description, habitat, active periods, and approach techniques.

Big Brown Bat

Scientific name: Eptesicus fuscus


Big Brown Bat

IUCN Status: Least Concern

Family: VESPERTILIONIDAE

Group: Mammals

Sensitivity to human approach: Suspicious

Minimum approach distance: 5 m

Rut period: September to November

Gestation: 60 jours

Births: June to July


Habitat:
forests, urban areas, grasslands

Activity period :
Mainly active at night, generally discreet during the day.

Identification and 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:
400 mm – adjust based on distance, desired framing (portrait or habitat), and approach conditions.

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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