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Wild pigs inhabit vast areas in Europe, Southern Asia and Africa, and have been introduced in North and South America, while feral pigs are widespread in Austra

Wild pigs inhabit vast areas in Europe, Southern Asia and Africa, and have been introduced in North and South America, while feral pigs are widespread in Austra

Hippos are unusual in being genuinely amphibious. This has a fundamental effect on their physiology and way of life. Following a general introduction, there is