Luckily we don’t need to travel to another planet to see some animals that look like other-worldly beings ... The deceptively named horseshoe crab is not part of the crab family at all ...

This deep-sea polar worm looks like it can't decide if it's dressed ... throwing food around and hiding them jumping out at each other. This bright green sea creature contains a toxic pigment ...

Among other things ... appendages that look like they should be found on a reptile, bird, or insect. That’s convergent evolution for you: Why should reptiles be the only ones to enjoy the ...