1. (Science: ornithology) One of a family (Falconidae) of raptorial birds, characterised by a short, hooked beak, strong claws, and powerful flight. Any species of the genus Falco, distinguished by having a toothlike lobe on the upper mandible; especially, one of this genus trained to the pursuit of other birds, or game. In the language of falconry, the female peregrine (Falco peregrinus) is exclusively called the falcon. (Yarrell)
(Science: zoology) see Chanting.
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... the duck's major predators don't exist in New Zealand. Of extra note was that New Zealand is the only place on earth that doesn't have Peregrine Falcons: "The Peregrine's breeding range includes land regions from the Arctic tundra to the Tropics. It can be found nearly everywhere on Earth, ...
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