Like many other echinoderms, brittle stars can regenerate their limbs following amputation. 7 “The brittle star can regenerate the arm in just a month, which is very, very fast,” said Parey. In ...

An curved arrow pointing right. Scientists were observing a field of brittle sea stars off Jarvis Island when they saw something they never expected: One of the brittle stars snatched a squid ...

Degrees of separation Although the long-tentacled brittle star (Amphiura filiformis) differs from the stout sea pansy (Renilla) in both appearance and phylogeny, researchers have now demonstrated that ...