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In some species, the opening of the gland has a small tuft of feathers to provide a wick for the preen oil (see below). It is a holocrine gland enclosed in a connective tissue capsule made up of glandular acini that deposit their oil secretion into a common collector tube ending in a variable number of pores (openings), most typically two. Each ...
Male turkeys will puff out their chests, fan their tail feathers, strut while they're gobbling, and have special vocalizations. Again, this is mostly during breeding season or when turkeys are ...
A grey heron in delta-wing posture, facing the Sun. Sunning or basking, sometimes also known as sunbathing, is a thermoregulatory or comfort behaviour used by humans, animals, especially birds, reptiles, and insects, to help raise their body temperature, reduce the energy needed for temperature maintenance or to provide comfort.
Male and Female house sparrows dust bathing. Birds crouch close to the ground while taking a dust bath, vigorously wriggling their bodies and flapping their wings. This disperses loose substrate into the air. The birds spread one or both wings which allows the falling substrate to fall between the feathers and reach the skin.
Adult males, or gobblers, have a reddish head, a long, tasseled beard, spurs on their legs, and black tips on their feathers. Females have a bluish head but no beard, spurs, or tipped feathers.
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When preening, a bird (such as this red lory) draws individual feathers through its beak, realigning and re-interlocking the barbules.. Preening is a maintenance behaviour found in birds that involves the use of the beak to position feathers, interlock feather barbules that have become separated, clean plumage, and keep ectoparasites in check.
Bird species often demonstrate intersexual selection, perhaps because – due to their lightweight body structures – fights between males may be ineffective or impractical. Therefore, male birds commonly use the following methods to try to seduce the females: Colour: Some species have ornate, diverse, and often colourful feathers.