Opilio crabs and king crabs are often confused due to their similar habitats or use in cuisine, but there are many easy ways ...

Gall crabs are tiny, and yet these crustaceans have evolved fluorescence to help them be concealed within hideouts they have ...

So crab-shaped animals have more evolutionary fitness, which means they tend to survive and pass on their genes more than non-crab shapes. The real kicker is that the cycloids ...

Crabs! Beetles! Inchworms! Oh my! Northwestern researchers announced the development of the smallest-ever remote controlled walking robots in shapes resembling peekytoe crabs, crickets and other ...

However, before the alloy can fully flatten out, it quickly cools down and springs back into the 3D crab shape. This rapid changing of shape is what gives the robot movement.

Northwestern University researchers announced on Wednesday their quite adorable prototype of a crab-shaped mini-robot. It can run. It can jump. It's tiny enough to fit inside the "o" in this sentence.