One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
One in three dog owners say they have talked to their pets on the phone.
427
The largest earthworm on record was found in South Africa and measured 22 feet.
151
The largest breed of rabbit is the Flemish Giant.
65
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20