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

All vertebrate embryos follow a common developmental ... The study of this development can yield insights into the process of evolution.

The absence of a notochord, he says, is one factor that has allowed for the many interpretations of yunnanozoan phylogeny, and therefore he says it was “a little bit of a surprise” to see the fish ...

Research in our group investigates a number of questions central to understanding animal evolution and development ... impressive morphological diversity of organs and tissues across vertebrates ?

In an Australian first, researchers have described a new species of 15-million-year-old fossilized freshwater fish, ...

Fossils found in the Burgess Shale of British Columbia show traces of a notochord (a rodlike primitive backbone), a significant step in the evolution of vertebrates. Cambrian sediments found in ...

Iguanas have often been spotted rafting around the Caribbean on vegetation and, ages ago, evidently caught a 600-mile ride ...