“Global access to knowledge about life on Earth” Biodiversity
Encyclopedia of Life is a vision by E.O Wilson to document the best available science about the diversity of life on our planet.
As of this writing it includes pages on 938,658 separate species.
Working kind of like Wikipedia for Biodiversity you can look up almost any species, and those species where information is lacking – you can add it to help.
So give it a try and look up your favorite animal — or tree. Encyclopedia of Life