Chimpanzees aren’t the only spectacularly intelligent animal species. Sometimes human beings act intelligently! Yes, humans are animals, as difficult as this is to believe for many people.
In this TED video, Joshua Klein reminds us about the intelligence of yet another species: crows. Using their intelligence, crows continue to flourish among human populations.
Squirrels are pretty intelligent, too:
http://www.youtube.com/watch?v=nWU0bfo-bSY/