The researchers also studied fossils of extinct fishes dating back almost 400 million years and saw evidence that some of the ...

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

The mysterious Greenland shark has an unusually long lifespan, and scientists are beginning to think they finally know why.

It explains how these primitive animals developed features such as legs from bony fins, a three-chambered heart, and the necessity of laying eggs in water. The film also explores the life cycles ...

Many owners end up wondering how to maximise the chances of fostering a positive relationship between their cat and other animals – or if they should get them a “friend” at all. However ...

For years, the National Institutes of Health (NIH) has upheld a policy that requires scientists who work with vertebrate animals to consider "sex as a biological variable." To earn grants ...

Montana families are the backbone of our great state. They raise our children, drive our economy, and embody the values that make Montana strong: hard work, community and resilience.

Zebrafish (Danio rerio) is a small freshwater fish that is an extensively studied vertebrate model organism. It can be bred rapidly in large numbers, is amenable to genetics, and has a clear ...