黑翅鸢
- 网络Black-shouldered Kite;Black-winged Kite;Elanus caeruleus
黑翅鸢-
黑翅鸢的繁殖期长，繁殖力强，雏鸟成活率高，对人类活动环境的适应能力强，这可能是近年来黑翅鸢分布范围能够扩大的主要原因。
The Black-shouldered Kite had long breeding period , high reproductivity , high survival rate of its juvenile and stronger adaptive ability to human environment . These breeding characteristics are postulated to be the main reasons that the Black-shouldered Kite can expand its distribution range .
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繁殖期的黑翅鸢食物主要为鼠类。
The food of the kite was mouse mainly in breeding period .