Different beak and jaw shapes are illustrative examples of how animal species have adapted to different food sources. In a ...

A re-examination of a 300-million-year-old fish, Tanyrhinichthys mcallisteri, revealed that its lifestyle more closely resembled that of the bottom-dwelling sturgeon, rather than the stealthy pike, as ...

Fish species living in the deep sea feature a surprisingly large range of body shapes that evolved in different ways and at different rates depending on where the fishes live in the ocean, new ...