The beak, bill or rostrum is an external anatomical structure of birds which is used for eating and for grooming, manipulating objects, killing prey, fighting, probing for food, courtship and feeding young. The terms beak and rostrum are also used to refer to a similar mouthpart in some Ornithischian dinosaurs, monotremes, cephalopods (see Cephalopod beak), cetaceans, billfishes, pufferfishes, turtles, Anuran tadpoles and sirens.
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Some articles on beak:
... plant in the broomrape family known by the common name slender bird's beak ... barbatus - Fresno County slender bird's beak C ... brunneus - serpentine bird's beak C ...
... The beak is almost as long as the cranium itself, with equal height over much of its length and a straight dorsal ridge ... The beak curves just before its tip, restricting the nasal openings to the rear half of the beak ...
... A beak is an anatomical structure, which serves as the mouth and jaws in some animals ... Beak may also refer to Beak, a type of molding Barnell Bohusk, a Marvel Comics character formerly known as Beak Beak, a Beanie Buddy kiwi bird Beak, an old-fashioned slang term for a magistrate or the headmaster of a ...
... Clianthus maximus, commonly known as Kaka beak (Kōwhai Ngutu-kākā in Māori), is a woody legume shrub native to New Zealand's North Island ... puniceus, the other Kaka beak ...
... Because the beak is a sensitive organ with many sensory receptors, beak trimming is "acutely painful" to the birds it is performed on ... A cauterizing blade or infrared beam is used to cut off about half of the upper beak and about a third of the lower beak ... Food intake typically decreases for some period after the beak is trimmed ...
More definitions of "beak":
- (noun): Beaklike mouth of animals other than birds (e.g., turtles).
Famous quotes containing the word beak:
“His beak is focussed; he is preoccupied,
looking for something, something, something.
Poor bird, he is obsessed!”
—Elizabeth Bishop (19111979)
“Then the bird
breaks with his beak the thread
of dream within him,
and the tree unrolls
the shadow that will guard it
throughout the day.”
—Denise Levertov (b. 1923)