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Immature and local bred goose bones found at Tianluoshan. 1, ulna; 2, femur; 3, tibiotarsus; 4, tarsometatarsus; 5, humerus; 6, carpometacarpus; 7, tibiotarsus; and 8, tarsometatarsus. Note that 1 to 4 are immature, whereas 5 to 8 are mature.
