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
Only 3% of bird species have penises.
0
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
Two dogs were among the Titanic survivors.
262
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82