3 years ago

What two bones make up a birds beak

Biology

1 answer:

emmainna [20.7K]3 years ago

5 0

Answer: premaxilla bone (or maxilla) and the maxillary beak (or rhinotheca).

Explanation:

The beak is composed of keratin, the same tough, insoluble protein found in fingernails, hoofs, antlers and horns. A bird's bill comprises two parts. The upper portion of a bird's bill is called the maxillary rostrum, which consists of the premaxilla bone (or maxilla) and the maxillary beak (or rhinotheca).

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