“…From our experiences of breeding on laboratory rabbits, pikas [9] and volcano rabbits [10], they were considered to be in good conditions judging from variations of body weight, feces condition and external profiles of the Amami rabbits. Although the maturity is considered to be terminating of increment in body weight, maturity of the Amami rabbits was considered to be August, 1985, 2.5-3.0 kg (mean 2.7 kg) in both sexes.…”