A brood patch, also known as an incubation patch, is a patch of featherless skin on the underside of birds during the nesting season. Feathers act as inherent...

species such as bird species generally, body heat from the brooding patch of the brooding parent provides the constant temperature. Several groups, notably...

outward. Before nesting, the females of most bird species gain a bare brood patch by losing feathers close to the belly. The skin there is well supplied...

one or several patches of bare skin on the ventral surface. These reddish, well-vascularized areas of skin are usually called brood patches which improve...

chick (or "puffling"). The incubating parent holds the egg against its brood patch with its wings. The chicks fledge at night. After fledging, the chicks...

Brood parasitism is a subclass of parasitism and phenomenon and behavioural pattern of certain animals, brood parasites, that rely on others to raise...

male spends the dark, stormy winter incubating the egg against his brood patch, a patch of skin without feathers. There he balances it on the tops of his...

altricial, hatching from the egg helpless and naked in most. They lack a brood patch. The pelicans, shoebill and hamerkop form a clade within the order, with...

being 79% liquid, and otherwise mostly protein. The female develops a brood patch of bare skin and plays the main part in incubating the eggs. The male...

After implantation in or on the brood pouch or brood patch, the male incubates the eggs. Many species osmoregulate the brood pouch fluid to maintain proper...

ISBN 978-0-143-57092-9. St. Clair, Colleen (1992). "Incubation Behavior, Brood Patch Formation and Obligate Brood Reduction in Fiordland Crested Penguins". Behavioral Ecology...

to turn the eggs, which he does about ten times a day. He develops a brood patch, a bare area of wrinkled skin which is in intimate contact with the eggs...

dual function of helping to insulate the eggs and exposing the female's brood patch—an area of bare skin, rich in blood vessels, which transmits heat very...

cares for the developing eggs. Females lay around 120 eggs onto the brood patch located on the underside of the male's tail. The eggs are fertilised...

with her ovipositor, a long tube. The eggs then attach themselves to a brood patch, which supplies them with oxygen. After 9 weeks, the eggs begin to hatch...

Brood X (Brood 10), the Great Eastern Brood, is one of 15 broods of periodical cicadas that appear regularly throughout the eastern United States. The...

number of other aquatic birds, which all lack external nostrils and a brood patch, but have all four toes webbed and a gular sac. The closest living relatives...

related Cradling and turning eggs during incubation. Birds lacking a brood patch incubate the eggs with their feet – grasping one or even two of them...

period of 1 to 2 days. [citation needed] The female alone displays a brood patch. The chicks may be heard peeping in the hours before they hatch. Once...

Incubation is performed only by females, and only females develop a brood patch. Marsh wren young can get infected by pathogenic larvae. The Blowfly...

× 1.5 in) and weigh about 42 g (1.5 oz). The female then develops a brood patch and incubates the eggs for 28 days or longer before they hatch. The hatchlings...

more subtle, with less yellow and mottling. Nesting females also have a brood patch of bare skin on the belly. The kākāpō's altricial young are first covered...

nonsitting bird keeps watch. Since the blue-footed booby does not have a brooding patch, it uses its feet to keep the eggs warm. The incubation period is 41–45...

Barrionuevo, Melina; Frere, Esteban (2016). "Egg temperature and initial brood patch area determine hatching asynchrony in Magellanic penguin Spheniscus magellanicus"...

Scott (1997). "On the Thermal Capacity of a Bird's Egg Warmed by a Brood Patch" (PDF). Physiological Zoology. 70 (4): 470–80. doi:10.1086/515854. PMID 9237308...

they can be told apart when caught for ringing by the presence of a brood patch or cloacal protuberance. Juvenile birds have dark spots on the breast...

"StarCraft: Brood War review". IGN. Archived from the original on February 6, 2009. Hilliard, Kyle (April 18, 2017). "StarCraft: Brood War Patch Version 1...

islands and coasts, normally laying one chalky-blue egg. They lack brood patches and use their webbed feet to warm the eggs. They reach maturity around...

brood eggs that is characterized by cessation of laying and by marked changes in behavior and physiology". Example usage: "a broody hen". brood patch...

fibers. The eggs are usually incubated by female cardinals, who have brood patches, while the male cardinal forages for food. Newly hatched cardinals weigh...