mass extinctions - when a large number of species or families become extinct; occur when there are large, catastrophic events that cause major changes in the ecosystem or biosphere, habitat fragmentation - destroying habitat and leaving small, disconnected pieces of habitat intact, deforestation - destruction of forests; cutting down trees on a large scale, invasive species - a species that is non-native to an area; this species begins to harm native species, introduced species - a species that is non-native, biodoversity - the different types of living organisms on earth, flagship species - in conservation, a species used to gain support and funding from the public and organizations; this species "leads" the conservation effort, keystone species - a species that maintains the diversity in a habitat, ecotourism - a form of tourism that supports the conservation and sustainable development of ecologically unique areas, endangered species - a species that is likely to become extinct if protective measures are not taken immediately, endemic species - species that are native to and found only within a limited area, genetic diversity - refers to all the different genes contained within all members of a population, biodiversity hotspots - areas with high biodiversity, captive breeding - wildlife experts may attempt to restore the population of a species by breeding species in captivity, with the hope of reintroducing populations to their natural habitats., species diversity - refers to all the differences between populations of species, as well as between different species.,

Biodiversity Vocabulary Review

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恢復自動保存: ?