This deep-sea polar worm looks like it can't decide if it's dressed for a glitzy party or a gruesome massacre.

Some worms have the uncanny ability to regrow after being cut in half, and the science behind it, as well as notable examples ...

The suckers are also packed with sensory receptors that allow the octopus to taste and smell things that they touch—like combining a hand with a tongue and a nose. The researchers believe the ...

This suggests that a segmented ANC is specifically built for ... "Organisms with these sucker-laden appendages that have worm-like movements need the right kind of nervous system," Ragsdale ...

The neurons in the octopus's arms are concentrated along an axial nerve cord that undulates down the length of each arm, with ...

Ecdysozoa is a group of animals that includes arthropods (insects, crustaceans), nematodes, and other worm-like organisms ... Another important trait shared by some ecdysozoans is a segmented body, ...

Ecdysozoans include arthropods (such as insects and crabs), nematodes (roundworms), and smaller groups like kinorhynchs ("mud dragons") and priapulids ("penis worms"). Their central nervous ...