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
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
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
Dogs sometimes fake being sick to get attention.
26