Here are some I found recently.
Hamster on a piano video
And this flickr set
of dogs cornering a coyote has some great pics like this one:
This blog post
explains more about what they are doing.
And there is, of course, an ass hole:
A walrus doing situps:
A walrus break dancing:
has some great animal shots in case anyone else wants to pick out the good ones to post.
Then there's this blog