In a Frankenstein-y feat, a small, gelatinous sea creature can merge its body with a neighbor’s. The animals — called sea walnuts, a type of comb jelly — can then sync up their bodily ...
They’re relatively simple creatures, although they do have muscles, nervous systems and sensory organs. Because of their fragile nature, study has been tricky, so there’s still plenty we don ...
Comb jellies, also known as ctenophores, are a group of more than 100 species of gelatinous, blob-like creatures with small, comb-like tentacles. These alien-looking animals, which appear similar ...