The significance of herbivorous animals in ecosystems.
D000818:Animals; D001717:Birds; D001517:Coleoptera; D004463:Ecology; D004606:Elephants; D004734:Energy Metabolism; D005247:Feeding Behavior; D007313:Insecta; D006109:Poaceae; D011817:Rabbits; D012377:Rodentia; D013552:Swine; D014197:Trees; D015048:Zooplankton