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 ...

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 ...

In this deep dive, we’ll explore his complete history, from his humble beginnings to his evolution across games, cartoons, and beyond. He first appeared in Sonic the Hedgehog 2, released in 1992 ...