When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
When dragonflies mate, their tails form a love heart.
22
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8