Evidence for this function first came from studies of the organ's anatomy and its nerves as well ... Its teeth are designed not so much to grab or slice fish but to prevent them from escaping ...

One of the most fascinating features of many fish is their scales. These tiny, often overlooked structures play a big role in ...

They look incredibly different to you or me, but surprisingly, we share much of the same internal anatomy with fish. The main ...

The tough part is that fish cannot be compared to other species, she said, like mammals or birds. "That has a lot to do with their anatomy and physiology and the way that their brains and their ...

This example of evolution transforming and repurposing anatomical structures "made us wonder whether the cartilaginous outer ear may also have arisen from some ancestral fish structure," Crump said.