Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Early American humans hunted car-size armadillos and used their shells for houses.
12
Dogs sometimes fake being sick to get attention.
26
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 and dogs can hear ultrasound.
350