Tail vertebrae of birds are fused to form

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Question

(A) Pygostyle: In birds,$3$ or $4$ tail vertebrae fuse to form a single structure called the pygostyle.Coccyx: Four or five coccygeal bones in the fin

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Pygostyle

Vedclass · Answer

(A) Pygostyle: In birds,$3$ or $4$ tail vertebrae fuse to form a single structure called the pygostyle.Coccyx: Four or five coccygeal bones in the final segment of the vertebral column in humans and apes unite together to form a small vestigial tail bone called the coccyx.Urostyle: $A$ long bone formed by the fusion of vertebrae at the base of the vertebral column in some lower vertebrates,e.g.,frogs and toads.Synsacrum: $A$ fused bone formed by the fusion of posterior thoracic,lumbar,and anterior caudal vertebrae in Aves.

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