Host-use and population demographics of the ascidian-dwelling amphipod Leucothoe spinicarpa: indication for extended parental care and advanced social behaviour

animal aquatique aquatic animals ascidiacea comensalismo commensalism commensalisme commensals comportamiento social comportement social dynamique des populations ecologia ecologie ecology host range hosts marine invertebrates parental care population dynamics population ecology social behaviour styela plicata tunicata