Dolphins seeing themselves.

[pecon7]

AMAZING

On-ytopic:

They love seeing themselves in the mirror.

[Ad Bot]

[Colten]

http://www.wimp.com/dolphinsmirror/

Dolphins are freakin' amazing, only animal that knows what's in a mirror, is ITSELF, and not another - and they look at what, themselves look like.

Theyre not the only animal
http://en.wikipedia.org/wiki/Self-awareness#In_animals

[Night Fox]

Theyre not the only animal

Humans.
And monkeys.
And anything else they mentioned in that video.