A trade-off between tooth size and jaw mobility has restricted fish evolution, Nick Peoples at the University of California Davis, US, and colleagues report in the open-access journal PLOS Biology.

Add Yahoo as a preferred source to see more of our stories on Google. Hairy frogfish (Antennarius striatus) feed on crustaceans and fish such as flounder. They use a modified first dorsal fin spine ...

Scientists have designed a novel electronic tag package incorporating high-tech sensors and a video camera in order to document a detailed view of exactly how sailfish behave and hunt once they are on ...

Scientists have revealed for the first time that some fish sneak up on their prey by hiding behind sharks. The previously unknown behaviour was discovered by a team of researchers, including ...

Octopuses are even more sophisticated than we thought. Despite generally being solitary animals, they can work with fish to find prey and recognise which team members aren’t helping. That is the ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The research shows how octopuses and multiple fish species work ...

Have you ever seen a fish go fishing? The frogfish in this extraordinary Instagram post is very good at it! Watch the clever way it uses its own body as bait to lure unsuspecting prey and then ...