Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
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
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
Sharks have been on the planet longer than trees.
14