Roborovski hamster (Phodopus roborovskii; formerly Cricetulus bedfordiae), also known as desert hamster or Robo, is the smallest of three species of hamster in the genusPhodopus, averaging under 2 centimetres (0.8 in) at birth and 4.5–5 centimetres (1.8–2.0 in) and 20–25 grams (0.71–0.88 oz) during adulthood
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