The name "wakwak" is another kind of aswang. It is a creature in Philippine mythology. A bird-like monster, which is active during the night. They hunt human or even animals for food. Some older people in the provinces believe that it is like a crow, but larger, some says similar to a bat. Wak-wak is also believed as the helper of manananggal.

Philippine mythology is a collection of stories and superstitions about magical beings a.k.a. deities whom our ancestors believed controlled everything. It’s part of the folklore, which covers all kinds of traditional knowledge embedded in our society: arts, folk literature, customs, beliefs, and games, among others.