The hammerhead bat (Hypsignathus monstrosus), also known as the big-lipped bat, is a megabat widely distributed in equatorial Africa. This large bat is found in riverine forests, mangroves, swamps, and palm forests at elevations less than 1,800 meters.
- It played Weilan (Mermaid) in Caves: Just Add Bats
- It played Otto in Super Robot Bat Team Hyperforce Go!
- It played Luna Loud in The Bat House
- It played Tess (Mermaid) in MerBats (2003)