Following is a transcript of the video. Narrator: Sonic the Hedgehog famously went through a drastic design change for his first Hollywood film. Fans were so upset at this [screaming] that the ...

This article examines the fossil evidence of our 6 million year evolution. Darwin's great insight, and the unifying principle of biology today, is that all species are related to one another like ...

More: A dinosaur museum in an unlikely place Edward Braun, a professor of biology at the University of Florida who has studied the evolution of birds, said the study's findings suggest that there ...

The studies show that the Sonic Hedgehog gene has been involved both in the evolution of proto-feathers into today's feathers, as well as in the diversification of feathers into different shapes ...