The coelacanth is known as a "living fossil" because its anatomy has changed little in the last 65 million years. Despite being one of the most studied fish in history, it continues to reveal new ...

Front Cover; Biology and Physiology of Freshwater Neotropical Fish; Copyright; Contents; Contributors; Chapter 1: Phylogeny and classification of Neotropical fish ...

CC0 Usage Conditions ApplyClick for more information. Kids learn about the basic anatomical characteristics shared by most types of fish. This video is part of the ...

When an Australian scientist uncovered an ancient-looking placoderm skull in the 1960s, he thought he'd cracked the code on an evolutionary mystery. This so-called 'platypus fish,' scientists had ...

Fish from the same species can evolve their sense of smell and display individual foraging 'personalities' to successfully find food in different habitats, according to new research. "With more than ...