It shows an octopus hitching a ride on a shark, somewhere in New Zealand. And it also has researchers perplexed. Check it out ...

A team of North Carolina fishermen had the catch of a lifetime this month when they reeled in a 12-foot great white shark from the surf of the Atlantic Ocean.

A sight that even experienced marine biologists don't see every day: An octopus clings to the head of the world's fastest shark — and is comfortably carried away. What this unusual encounter is all ...