Pair of black cap jawfish threatening on a yellow sand beach in the Philippines© Arturo Vigil/Shutterstock.com The two fish in this YouTube clip are having a serious disagreement as some amused humans ...

A tropical fish can tell one human face from another despite lacking a part of the brain that animals considered much smarter use for this task, scientists said Tuesday. This unsuspected ability was ...

The two fish in this YouTube clip are having a serious disagreement as some amused humans watch on. The footage was captured in a fish tank, and it is likely between a jawfish and a goby. They are ...

Asia's zebra-striped archerfish "shoot" their prey with streams of water that they use as a tool, a new study finds. Archerfish aren't the only fish that use tools; the Pacific orange-dotted tuskfish ...