The polychaete was discovered by a remotely piloted ... appendages called parapodia that are forested with bristles called chaetae. While many worms are bioluminescent, this “sassy sparkler ...

Polychaete means 'many bristles', the experts explained. 'Each body segment has a pair of fleshy protrusions called parapodia covered in bristles called chaetae,' they wrote. 'Some worms are ...