Sea urchins are one of the ocean's most bizarre creatures. In many species, their rotund bodies are covered in spikes, they exist at all sea depths, and their spines might even help treat bone ...

Occurred on May 1, 2016 / Lembeh, Sulawesi, Indonesia Info from Licensor: "The crab was running with a fancy sea urchin on it. The sea urchins have spines, which may be a good defense. Also, there are ...

Harvesting sea urchin from the intertidal zone and preparing a delicious crab uni roll. This video showcases the process of gathering sea urchins and making the crab uni roll. #OutdoorChefLife ...

It’s not immediately obvious why certain species of sea urchins passively accept being picked up and carried by an animal called the carrier crab. It’s often the case in nature that when there is no ...