Why elephants shouldn't be in zoos.

The problem with keeping elephants in zoos is that their needs cannot be adequately met in a captive zoo environment. Consequently, the welfare of elephants kept in zoos is severely compromised. ... In addition, zoos cannot mimic the social structure that elephants need to thrive. Because of the lack of space, elephants in zoos aren't able to get the amount of mental or physical stimulation they require. Nature provides elephants with all they need for healthy lives

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It is the poet alfred, lord tennyson himself