The cat brain weighs about 30g.
167
Domestic pigs average a top speed of about 11 miles per hour.
182
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
Only 3% of bird species have penises.
0
Dogs sometimes fake being sick to get attention.
26