Chaetopterus variopedatus builds and lives permanently in a tough, flexible, papery U-shaped tube buried in soft substrate with both ends protruding like little chimneys. The worm itself is مزید دیکھیں

Chaetopterus variopedatus has a cosmopolitan distribution, occurring in shallow coastal habitats in both temperate and tropical … مزید دیکھیں

A female C. variopedatus can produce and liberate a batch of 150,000 to 1 million eggs into the sea. After fertilisation, the developing larvae become part of the plankton, drifting and feeding for some weeks until they settle out. The development of C. … مزید دیکھیں

Several species of crabs have adopted the tubes of C. variopedatus as their home with Pinnixa chaetopterana, Polyonyx gibbesi and certain Pisidia species living almost exclusively within the tubes although they do not share a tube with each other. It is likely … مزید دیکھیں