Brain circuits for vision develop without any kind of input from the retina in zebrafish. Animals possess specialized networks of neurons in the brain that receive signals about the outside world from ...

The ability of some animals to dynamically change color to match the brightness of their surroundings is one of nature's great survival tools, allowing flatfish to blend into sandy seabeds, frogs to ...

The decades-old anesthetic ketamine could be a game changer for treating severe depression, but there are still many questions about how the drug works, including exactly how it affects the brain's ...

Researchers are turning to zebrafish to unlock the secrets of place cells, which play a crucial role in forming mental maps of space, social networks, and abstract relationships. Until now, place ...

Learn more about nanoplastics and how easily they can get into the bloodstream of zebrafish, resulting in buildup in the brain and reproductive organs.