Somehow, a large orange octopus has been riding a mako shark off the coast of New Zealand. Researchers are mystified.

We don't have enough information on the Dumbo octopus to know if they are endangered. But even though they live in the deepest reaches of our oceans, human activity could still negatively impact them.

A shortfin mako shark, the fastest-swimming shark in the world, was caught on camera with an octopus catching a ride on its back off the coast of New Zealand.

Researchers in New Zealand captured the odd pairing on video, but they still don’t know how to explain the behavior ...