Nomascus gabriellae (yellow-cheeked gibbon), Burgers zoo, Arnhem, the Netherlands.jpg
Bj.schoenmakers
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Nomascus gabriellae (yellow cheeked gibbon), Burgers zoo, Arnhem, the Netherlands, Netherlands photographs, 2012 in Arnhem, Burgers Zoo (Rimba), Nomascus gabriellae in Burgers' Zoo
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Nomascus gabriellae (yellow cheeked gibbon), Burgers zoo, Arnhem, the Netherlands, Nomascus gabriellae (yellow-cheeked gibbon) female with young, Burgers zoo, Arnhem, the Netherlands
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アーネムののガブリエラ
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オランダ・アルンヘムのブルガー動物園の雌と、オランダ・アルンヘムの雌
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lesser ape hylobatidae siamang