birds

The pitter-patter of crazy Koolaid the bird's feet makes while he runs after his ball in this video is probably the greatest sound ever. Sorry, Beethoven -- yer DONE!

Oh, Japan, you never disappoint.

Just like us humans are fascinated by the behavior of animals, and enjoy interacting with our furry friends when we have the opportunity, some animals display similar curiosities toward other species in the animal kingdom. Our nine favorite inter-species animal videos of 2011 are below.

While its true that laser beams have yet to become the bad guy-zapping weapons we were promised by science fiction, the laser does have many modern day uses. In this video, for example, we find that a laser pointer can be used to perplex and fascinate a cockatoo. Kiwi never is able to capture the little red dot with his beak or his claw, but it’s not for lack of trying.

CareerBuilder.com just released the results of a survey where they tried to connect people's pets to their careers. So if you’re a dog lover you may be in luck!