Contour feathers are what you see covering the bird’s body and streamlining its shape. Arranged in an overlapping pattern like shingles, the waterproof tips are exposed to the elements and …

Contour (sometimes contoured) feathers are the most visible type of feather on a bird's body. They are characterized by having a rigid central axis with barbs on both sides. These feathers …

2021年11月29日 · Contour feathers are the feathers that appear first to us when we see a bird near us. The leading contour feathers cover the body of a bird and maintain the protective …

Contour feathers (including the flight and tail feathers) define the body outline and serve as aerodynamic devices; filoplumes (hair feathers) and plumules (down feathers) are used …

（1）正羽（contour feather）：正羽具有典型的羽的结构，被覆于体表，不仅形成一层保护层，也使鸟体具有优美的流线型体形。 着生于翼上的正羽为飞羽（flight feather），对飞翔起着决定 …

2024年2月25日 · Contour Feathers. Contour feathers are also called flight feathers or pennaceous feathers. They have the following characteristics: Firm, smooth surface; Central …

The primary feathers on the outer wing provide propulsion through the air while the secondary and less so the tertiary feathers provide lift. The covert feathers streamline the wing for …

2020年1月13日 · The largest feathers are contour feathers. These give the bird its shape and colour and include both the flight feathers, called ‘remiges’ and the tail feathers called …

2009年8月11日 · The types we see the most often are tail and flight feathers (also called vaned or contour feathers). At first look they may seem the same, but actually are different. Tail feathers …

a. Contour feathers – Note both the smaller vaned feathers on the body and the larger flight feathers of the wing and tail. Some species (e.g. gallinaceous birds) have prominent …