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The color of their feathers depends on the environment surrounding the bird. [27] Currently, there is no direct correlation between the birds' colors and mate choice. Rather, it plays a bigger role in territory. [28] The northern flicker may also point its bill forward towards a competitor for territorial reasons. [25] Juvenile northern ...
Moreover, not only is the cassowary Asia's largest bird, within New Guinea, the cassowary is the island's second largest terrestrial animal after the introduction of Cervidaes such as the rusa deer, chital, and fallow deer. [25] All cassowaries' feathers consist of a shaft and loose barbules. They do not have rectrices (tail feathers) or a ...
Most bird species often blend into their environment, due to some degree of camouflage, so if the species habitat is full of colors and patterns, the species would eventually evolve to blend in to avoid being eaten. Birds' feathers show a large range of colors, even exceeding the variety of many plants, leaf, and flower colors. [48]
Common grackle Iridescence of the grackle's feathers A juvenile common grackle stands in freshly cut grass. The common grackle (Quiscalus quiscula) is a species of large icterid bird found in large numbers through much of North America. First described in 1758 by Carl Linnaeus, the common grackle has three subspecies. Adult common grackles have ...
Snow goose Wood duck Lesser scaup. Order: Anseriformes Family: Anatidae The family Anatidae includes the ducks and most duck-like waterfowl, such as geese and swans. These are birds that are adapted for an aquatic existence with webbed feet, bills that are flattened to a greater or lesser extent, and feathers that are excellent at shedding water due to special
Red kite (Milvus milvus) in flight, showing remiges and rectrices. Flight feathers (Pennae volatus) [1] are the long, stiff, asymmetrically shaped, but symmetrically paired pennaceous feathers on the wings or tail of a bird; those on the wings are called remiges (/ ˈ r ɛ m ɪ dʒ iː z /), singular remex (/ ˈ r iː m ɛ k s /), while those on the tail are called rectrices (/ ˈ r ɛ k t r ...
This striking "redcoat" plumage gives rise to the specific name militaris and the Trinidadian name "soldier bird". The female has buff edged dark brown upperpart feathers, buff underparts with a reddish tinge, and pale streaks through the crown and eye. Juveniles resemble the female, but are paler and lack the reddish tint to the underparts.
The blue crane is the national bird of South Africa. South Africa is a large country, ranked 25th by size in the world, and is situated in the temperate latitudes and subtropics . Due to a range of climate types present, a patchwork of unique habitat types occur, which contribute to its biodiversity and level of endemism .