forest, wading birds rates are foraging for reduced). food in a marsh Predation: One species wolf and Predation benefits, rabbit Parasitism one is Parasitism: harmed. flea and wolf Both species Humans and benefit. house pets, Mutualism Relationship insect may not be pollination of essential for flowers either. One species Maggots benefits, decomposing Commensalism one is not a rotting affected. carcass Allelopathy (plants that produce substances harmful to One species other harms plants): rye another and wheat (typically by suppress releasing a weeds when Amensalism toxic used as substance), cover crops, but is not broccoli affected residue itself. suppresses growth of other vegetables in the same plant family
rates are reduced). forest, wading birds foraging for food in a marsh Predation Parasitism One species benefits, one is harmed. Predation: wolf and rabbit Parasitism: flea and wolf Mutualism Both species benefit. Relationship may not be essential for either. Humans and house pets, insect pollination of flowers Commensalism One species benefits, one is not affected. Maggots decomposing a rotting carcass Amensalism One species harms another (typically by releasing a toxic substance), but is not affected itself. Allelopathy (plants that produce substances harmful to other plants): rye and wheat suppress weeds when used as cover crops, broccoli residue suppresses growth of other vegetables in the same plant family
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