Desert and dry scrubland describes any area that receives less than 250mm of rainfall a year. Not just the endless, baking sand dunes of popular conception, it includes arid areas in temperate regions. Plants in this habitat are well adapted to conserving water and often have to survive extremely hot days and cold nights when the temperature plummets. Deserts may appear to have very little life in them, but a closer inspection can reveal high biodiversity.

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