. How to sex cage birds (British and foreign) . orter andheavier in character. Occipital Blur Pie (Urocissa occipitalis). Tri this species the bill of the female is far stronger than that ofthe male. 86 How to Sex Cage Birds. Hunting Cissa (Cissa venatoria).Here, again, the female has the stronger bill. Wandering Tree-Pie (Dendrocitta rufa). The female is browner than the male, and has a much strongerbill. Chinese Tree-Pie [Dendrocitta sinensis). This species is somewhat abnormal, the male having a slightlyheavier bill than the female ; he lias more blue in his plumage. Himalayan Tree-Pie [Den

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. How to sex cage birds (British and foreign) . orter andheavier in character. Occipital Blur Pie (Urocissa occipitalis). Tri this species the bill of the female is far stronger than that ofthe male. 86 How to Sex Cage Birds. Hunting Cissa (Cissa venatoria).Here, again, the female has the stronger bill. Wandering Tree-Pie (Dendrocitta rufa). The female is browner than the male, and has a much strongerbill. Chinese Tree-Pie [Dendrocitta sinensis). This species is somewhat abnormal, the male having a slightlyheavier bill than the female ; he lias more blue in his plumage. Himalayan Tree-Pie [Dendrocitta himalayensis). The female is generally less grey than the male, and has theheavier bill. Chinese 13luk Magpie (Cyanopolius cyanus). Tn the female the bill is much shorter and less pointed than thatof the male. Spanish Blue Magpie [Cya/nopoUus cooki). The bills of the sexes differ as in the preceding species. Common Magpie {Pica rustica). The female is slightly smaller and duller than the male, has ashorter and distiuctly heavier TTla^p Crow-Like Birds. 87

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