animal biology - 浙江农林大学.pdfVIP

第六讲 野生动物生态简要 我国一级保护动物 Brief of Wildlife Ecology The first-class animal under under protection in China I “toad” you there was more to wildlife ecology than romance and cute little animals! Animal Biology WHAT IS WILDLIFE ? Game species only? Non-game species? Fish? Insects, worms? How about the plants and fungi that support the animal population? Inter-relationships between individuals and populations? Wildlife includes all the animals associated with a particular ecosystem. However, knowledge about wildlife is largely restricted to game species, threatened预示濒危 endangered species, and other species of economic importance Animal Biology THREATENED ENDANGERED (T/E) Threatened: Any species which is likely to become endangered within the foreseeable future throughout all or a significant part of its range. Endangered: Any species which is in danger of extinction throughout all or a significant part of its range. Extinct: Any species which can no longer be found anywhere in the world. Animal Biology POPULATIONS vs. INDIVIDUALS Age Structure Sex Ratio Natality 出生率 Mortality 死亡率 Lifespan Interspecific种间 Dynamics Intraspecific种内 Dynamics Territoriality 领地 Home Range 活动范围 Migrations Carrying Capacity Animal Biology POPULATION DYNAMICS THEORETICAL POPULATION GROWTH The “S” Curve s-curve N O I T A L U