Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
Hummingbirds can't walk.
32
A blue whale's aorta (the main blood vessel) is large enough for a human to crawl through.
52
Billy goats urinate on their own heads to smell more attractive to females.
31
The average city dog lives three years longer than the average country dog.
38
If it isn't moving a frog can't see it. If the frog can't see it, he won't eat it.
28
When you shave a guinea pig it looks like a little hippo.
19