- And they've now developed a taste for pigeon.
现在它们将猎食对象转向了鸽子 - Their eyesight is poor,
由于视力微弱 - so they use their barbels to sense the movements of their victims.
它们依靠触须来探测猎物的动静 - This is a radical new hunting strategy
对底栖鱼类来说 - for what is normally a bottom-dwelling fish.
这是种全新的捕猎策略 - After a thousand years of living in this city,
在城市居住了上千年之后 - pigeons are now having to learn to avoid a fish
鸽子现在却要学会避开水里的鱼
This is a radical new hunting strategy 对底栖鱼类来说
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