Scientists have traced the evolutionary origin of humans' outer ears to the gills of ancient fish through a series of ...

This story appears in the September 2017 issue of National Geographic magazine. For a creature that’s less than one and a half inches long, the zebrafish (Danio rerio) looms large in biomedical ...

The scientists studied zebrafish (Danio rerio) eggs, finding that the release of the thyrotropin-releasing hormone (Trh) from the embryo was crucial in producing enzymes to dissolve the egg wall.

RARC provides housing, husbandry, life support system maintenance, and professional services for aquatic research models including the South African clawed frog (Xenopus laevis) and the zebrafish ...