The elephant brain weighs about 6,000g.
274
The largest breed of rabbit is the Flemish Giant.
65
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
A group of pugs is called a grumble.
10
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20