A fossil analysis suggests that the yunnanozoan, a wormlike fish that flourished around 520 million years ago, sported structures that were the precursors of the head and jaws of modern vertebrates.

A major event in vertebrate evolution was the transition from aquatic to terrestrial life, made possible by the emergence of ...

Old Fish Fossil Suggests That Humans Don't Share a Common Ancestor With Sharks, Claim Researchers In 2015, researchers ...

The silver spinyfin has an extraordinary diversity of rod photopigments, which researchers propose may allow it to see color in the deep, dark sea. After a year teaching an algorithm to differentiate ...

As the ancestors of all vertebrates, they also provide important clues about the evolution of many animals, even humans. In this overview, learn about some of the living fossil fish that have ...

Fish are a type of animal that live in water. They breathe oxygen underwater through their gills. Fish can be found in freshwater, like ponds and streams, and also in salty seawater. Fish come in ...

The team suspects that animals with almost translucent bodies may have yet more systems to detect light directly.

There they lived in a closed aquatic ecosystem, shattering the previous space survival record of 16 days — set by German scientists studying swordtail fish. In 2025, China is sending more, with ...

Aa Aa Aa The fugu is a famous fish, at least when it comes to sushi ... roughly one tenth the size of that of other vertebrates. But what does this difference mean to the human and pufferfish ...

Many non-mammalian vertebrates like fish, however, are known to detect color and brightness with the pineal gland, which is part of the brain. An Osaka Metropolitan University research group has ...