Mutualism: species help each other out, both species benefit, Butterfly Pollinating Flower, Clownfish living with anemone, Parasitism: one species benefits, one is harmed, the organism may die when it is harmed, Wasp laying eggs inside a caterpillar, Cuckoo Bird laying its egg in another bird's nest for free parenting, Commensalism: one species benefits, one gets nothing, Microscopic bugs living on our skin, Bird making its nest in a tree, Pilotfish swimming close to a shark,

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