Latitudinal patterns in consumption of woody plants by snowshoe hares in the eastern United States [paper birch, yellow birch, quaking aspen, bigtooth aspen, black birch, Betula lenta, Lepus americana, plant defense, chemical defense, plant mammal interactions]

alimentation des animaux animal feeding betula alleghaniensis betula nigra betula papyrifera biogeografia biogeographie biogeography browse plants climatic factors cold connecticut distribution naturelle estado juvenil de las plantas facteur climatique feeding preferences frio froid hares herbivore herbivores juvenility of plants latitud latitude liebre maine maryland natural distribution natural selection plantas de ramoneo plante d'abroutissement populus grandidentata populus tremuloides preferencias alimentarias resistencia a la temperatura temperature resistance