Birds

Birds

Any feathered vertebrate.

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alice1

Beijing, China

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Birds

Mandibular ramus

Animals; Birds

The mandibular ramus is the prong-like projection from the bill on the posterior side. It is not present in all species.

Mantle

Animals; Birds

The mantle is the upper surface of the back and wings covered with shorter feathers. It is the area what would be covered with a coat if the bird were to wear one!

The marginal coverts are feathers overlying the base of the median secondary coverts and are also called lesser secondary coverts or shoulder. They are positioned at the top edge of the wing closest ...

Outer primaries

Animals; Birds

The outer primaries are the primary feathers on the wing farthest from the body. They often appear to be the longest feathers on the wing.

Outer secondaries

Animals; Birds

The outer secondaries are the secondary feathers of the wing furthest away from the body.

Outer tail feathers

Animals; Birds

The outer tail feathers are the tail feathers farthest from the center. Many birds can "fan out" their tail and the outer tail feathers are those slightly shorter feathers that fan out the furthest.