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
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
Nicole Kidman is scared of butterflies.
65