Matching Pairs Organism RelationshipsOnline version Match the nouns to the definitions. by Laura Perez Valiente 1 PREDATOR 2 COMPETITION 3 COMMENSALISM 4 HOST 5 OFFSPRING 6 FAMILY GROUPS 7 PARASITE 8 PREY An animal that is hunted by predators. Babies and descendants. An organism that benefits from other organisms and it harms them. An animal that captures, kills and eats an animal of a different species. Two males of the same species compete for territory or for a female. Animals that move, migrate or live in groups to protect themselves against predators. The organism in which a parasite feeds. A species that benefits from another species without harming them.