The female pigeon cannot lay eggs if she is alone. In order for her ovaries to function, she must be able to see another pigeon.
65
If it isn't moving a frog can't see it. If the frog can't see it, he won't eat it.
28
Porcupines float in water!
69
Termites work 24 hours per day and they do not sleep.
57
Most tropical marine fish could survive in a tank filled with human blood.
54
Frogs sometimes eat enough fireflies that they themselves glow.
71
Ants have tiny magnetic compasses in their antennae which help them navigate.
9