Scale Worm

These predators feed on small prey such as sponges, gastropods and crustaceans. They generally dwell in protected environments such as under rocks. Image courtesy of Sus barbatus, wikimedia commons…

Bristleworm

Eunicids can contain up to 1500 segments and span from 10 mm to 6 m in length. Some species of Eunicidae have extensions of the body wall that loop into the vascular system. These usually consist of either comb-like or single filaments. …