Manitoba Museum Botany: When is a human like a bison?

A lot of conservation initiatives around the world involve fencing off areas to protect the wild species contained within.* Although that strategy can work well in ecosystems that are rarely disturbed, like tropical rainforests, it doesn’t work as well in ecosystems that evolved with natural disturbances.* North American prairies used to contain migratory herbivores (e.g. [...]

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