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1·Rock Pigeon landing in slow motion.

岩鸽降落在慢动作。

2·The domestic pigeon, derived from the rock pigeon, is the world's oldest domesticated bird.

家鸽是从野鸽分化而来的，是世界上最早被人类驯化的鸟类。

3·They are all descended from the rock-pigeon.

它们都是从野岩鸽传衍而来。