The researchers also studied fossils of extinct fishes dating back almost 400 million years and saw evidence that some of the oldest jawed fishes had bones with joint cavities for articulated ...

While the common ancestor of vertebrates with synovial joints is still a mystery, the oldest specimen with evidence of these ...

Can a single protein-encoding gene determine whether a vertebrate embryo develops normally? Yes, according to Osaka Metropolitan University researchers, who found that suppression of Pcdh8 is ...

“The fact that we got any viability at all was surprising,” says study coauthor John Bischof of the University ... Trying to freeze and thaw fish embryos, however, has been more difficult because of ...

Polystyrene nanoparticles are widely used in packaging, but their effects on organisms are unclear. Very little was known about how they affect blood cell development until now.

A new study from the University of Chicago has uncovered the surprising origin of the flexible joints that allow us to move ...

In a new study a team of researchers studied the organs that produce light in Vinciguerria mabahiss, a rare species of fish from the Red Sea. This paper marks the first-ever close examination of ...

Rather than risk being born during the dry season when conditions are not hospitable, African killifish embryos ... study published today (February 21) in Science. Diapause is the biological ...

The results of this study empirically define ... E.A. Proteolytic dechorionation of annual fish embryos. Anat. Rec. 187(1), 125–128 (1977). Article Google Scholar Melby, A.E., Warga ...

But it’s generally accepted that many animals have moods, including fish. The new study shows that fish can detect fear in other fish, and then become afraid too – and that this ability is ...

Evolving roughly 27 different times in the long history of fish, bioluminescence—the biological production of light—is one of the flashier survival tools used for luring prey, communication, and ...