7. Any of several large, widely distributed marine diving birds of the genus Phalacrocorax, having dark plumage, webbed feet, a slender hooked bill, and a distensible pouch.

• 鸬鹚各种巨大的、分布广阔的海水潜水的鸬鹚科中的任一种，羽毛暗色，蹼足，喙细长钩形，皮囊有弹性收藏指正