Dosidicus gigas (Humboldt Squid) is a species of cephalopods in the family arrow squids. They are native to Pacific Ocean. Dead Humboldt Squid formshallow marine sediments. They are nocturnalcarnivores.
Definition: Description of the relationships among individuals within a population of organisms, including reproductive relationships (mating system), relationships within each sex, adult – young interactions, helpers and cooperation (group living).