When you and I take a deep breath, we pull air into our lungs. That’s because humans are mammals. But fish aren’t mammals. They usually don’t breathe air. They usually don’t have lungs. That’s what I ...
When you buy through links on our articles, Future and its syndication partners may earn a commission. The human outer ear may have arisen from ancient fish gills. | Credit: A. Martin UW ...
A collaborative team of scientists recently found that there is no physiological evidence supporting a leading theory -- which involves the surface area of fish gills -- as to why many fish species ...
The middle ear of humans evolved from fish gills, according to a study of a 438 million-year-old fossil fish brain. Scientists discovered the fossil of the braincase of a Shuyu fish. Despite its skull ...
Some slimy sea creatures have a very strange way of escaping predators, even after they've been swallowed. Baby Japanese eels have been spotted escaping from the stomachs of fish that have eaten them ...