The most expensive cow in the world was sold in 2009 for $1.2 million.
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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 42-foot sperm whale has about 7 tons of oil in it.
209
Bats sleep 18-20 hours per day.
5
The elephant brain weighs about 6,000g.
274
Dogs sometimes fake being sick to get attention.
26
There's a rare breed of pig that looks like a sheep.
14
An average cat has 1-8 kittens per litter and can have 2-3 litters per year. During her productive life, one female cat could have more than 100 kittens. A single pair of cats and their kittens can produce as many as 420,000 kittens in just 7 years.
10