A group of pugs is called a grumble.
10
Female kangaroos have three vaginas.
2
The reindeer is the only mammal that can see UV light.
17
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The elephant brain weighs about 6,000g.
274
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12