While looking up David Attenborough, I came across this entry from Wikipedia.
Attenborough also launched ARKive in May 2003, a global project which had been instigated by Christopher Parsons to gather together natural history media into a digital library, an online Noah's Ark.
And ARKive.org is spectacular.
'>Sea Horses – and the thylacine
Need to examine their APIs for deep embedding
On a similar note, the WWF has released its 2010 Living Planet Report