The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Cats recognise the voice of their owner, but never evolved to care.
22
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
The largest breed of rabbit is the Flemish Giant.
65
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12
The head of a jellyfish is called the "Bell."
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