Hammer-headed Fruit Bat (Hypsignathus monstrosus) with young
by Stephen C. Smith -- Malabo, Equatorial Guinea -- March 17, 2012

Author: Stephen C Smith https://www.flickr.com/photos/71125303@N05/
Source: https://www.flickr.com/photos/71125303@N05/6884712860/

The hammer-headed bat (Hypsignathus monstrosus), also known as the big-lipped bat, is a megabat widely distributed in equatorial Africa. The hammer-headed bat is a member of the family Pteropodidae within the suborder, Megachiroptera. This group is commonly referred to as the megabats or flying foxes.
Order: Chiroptera
Suborder: Megachiroptera
Family: Pteropodidae
Genus: Hypsignathus
Species: Hypsignathus monstrosus Allen, 1861