"One of the best things about being a marine scientist is that you never know what you might see next in the sea," writes ...

New Zealand scientists stunned to find surprise rider atop a leisurely swimming mako shark. Scientists from New Zealand were ...

The octopus in question was no lightweight. It was a Māori octopus, the largest octopus species in the Southern Hemisphere.

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