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Animal Relationships : Symbiosis. Commensalism (+, 0). An animal relationship in which one organism is helped and the other is not harmed . Examples : Bristle worm / hermit crab Remora / shark. Mutualism (+,+). An animal relationship in which both organisms are helped .
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Commensalism (+, 0) • An animal relationshipin which one organismishelped and the otheris not harmed. • Examples: Bristleworm/hermitcrab Remora/shark
Mutualism (+,+) • An animal relationship in whichbothorganisms are helped. • Examples: SeaAnemone/ Clown fish,Tickbird/Rhino
Parasitism (+, -) • An animal relationship in which one organism is helped and the other is harmed but not necessarily killed. • Examples: Flea/Dog, Mosquito/ Human
Predator/Prey ( +, x) • An animal relationship in which one organism is helped and the other is killed. • Examples: Lion/Zebra, Wolf/Deer