Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
The largest earthworm on record was found in South Africa and measured 22 feet.
151
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
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 most expensive cow in the world was sold in 2009 for $1.2 million.
-3
One in three dog owners say they have talked to their pets on the phone.
427
In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
22