Lobsters have blue blood.
476
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
The seahorse is the only fish to have a neck.
12
A group of pugs is called a grumble.
10
In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
18
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20