Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Penguins have a gland above their eye that turns saltwater into freshwater.
12