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The WWF reports the Earth lost half its wildlife in the last 40 years—a rate that exceeds the great extinction of the dinosaurs
Today, many zoos promote the protection of biodiversity as a significant part of their mission. As conservation “arks” for endangered species and, increasingly, as leaders in field conservation projects such as the reintroduction of captive-born animals to the wild, they’re preparing to play an even more significant role in the effort to save species in this century.
