Breeding birds use ponds and marshes with fresh to brackish water, but nonbreeders concentrate in water that is hypersaline. Young may ride on parents' backs when small. Overwhelmed and Understaffed, Our National Wildlife Refuges Need Help. In the summer months, golden wisps fan out from their cheeks as they dance and run across the water courting. The most abundant grebe in the world, the Eared Grebe is a small waterbird with a very thin bill and a bright red eye. One brood per year, rarely 2. Bozeman area migration periods: April 12 to June 1 and August 1 to November 30; peaks May 3 and October 15. 16: 253-260. ds of thousands of Black-necked (Eared) Grebes … One brood per year, rarely 2. Eared Grebes (Podiceps nigricollis) in autumn make a postbreeding/molt migration from breeding areas in western North America to hypersaline lakes in the Great Basin.We studied their biology in 2001–2006 during this phase of the annual migration near Green River, Wyoming, USA where migrants en route to Great Salt Lake, Utah land on industrial ponds. For perhaps 9–10 months each year the species is flightless; this is the longest flightless period of any bird in the world capable of flight at all. The most abundant grebe in the world, the Eared Grebe is a small waterbird with a very thin bill and a bright red eye. And yes, birding on Great Salt Lake is magical. The most abundant grebe in the world, the Eared Grebe is a small waterbird with a very thin bill and a bright red eye. During autumn stopover on large alkaline lakes, may feed mainly on brine shrimp. Eared Grebe (Podiceps nigricollis) Conservation Status Review Review Date = 12/22/2011 View State Conservation Rank Criteria. Male and female may swim side by side while turning heads and calling loudly; also face each other while rearing up out of water and turning heads from side to side; at climax of display, pair may rear up to vertical position and rush across surface of water side by side. Young may ride on parents' backs when small. By protecting water resources, Audubon worked to protect people and birds in the arid West. Eared Grebe by Matt Davis | Macaulay Library. Or take action immediately with one of our current campaigns below: The Audubon Bird Guide is a free and complete field guide to more than 800 species of North American birds, right in your pocket. Zoom in to see how this species’s current range will shift, expand, and contract under increased global temperatures. Are the Trump Administration's Environmental Rollbacks Built to Last? Stud Avian Biol 12, 74 p Google Scholar Jehl JR Jr (1993) Observations on the fall migration of eared grebes, based on evidence from a mass downing in Utah. Gregarious at all seasons; nests in dense colonies, sometimes congregates in huge numbers on lakes during migration and winter. Nest: Built by both sexes, a floating platform of weeds, anchored to standing vegetation in shallow water. Spread the word. A cycle similar to that of the fall staging areas occurs 3–6 times each year for the Eared Grebe. Eared Grebe Podiceps nigricollis Though highly migratory, the Eared Grebe is also flightless for much of the year; its breast muscles atrophy except when needed for migration. This behavior may make the bird appear to have a distinctive "high-stern" profile. Key words: Eared Grebe, Podiceps nigricollis, Salton Sea, migration, monitoring, mortality Abstract The Eared Grebe (Podiceps nigricollis Brehm) is the North American bird species most closely associated with highly saline habitats, and in winter and early spring it is … Here, spotting an Eared Grebe or a few hundred won't be a challenge, the challenge might be in separating them from Horned Grebes; look for the smudgy cheek patch on Eared Grebes and the clean line between the cap and the cheek on Horned Grebes. Prairie lakes, ponds; in winter, open lakes, salt bays. ... Migration. Let us send you the latest in bird and conservation news. In winter, they lose the golden wisps, turning gray and white. Lives of North American Birds. Illustration © David Allen Sibley. Eared Grebes amass by the thousands at inland salty waters during migration. Researchers suggest that they use their large, fleshy tongue much as baleen whales do, crushing prey against the palate to squeeze out the salty water. This map depicts the range boundary, defined as the areas where the species is estimated to occur at a rate of 5% or more for at least one week within the pre-breeding migration season. Young: Leave nest after last egg hatches, are tended and fed by both parents. Help power unparalleled conservation work for birds across the Americas, Stay informed on important news about birds and their habitats, Receive reduced or free admission across our network of centers and sanctuaries, Access a free guide of more than 800 species of North American birds, Discover the impacts of climate change on birds and their habitats, Learn more about the birds you love through audio clips, stunning photography, and in-depth text. The National Audubon Society protects birds and the places they need, today and tomorrow, throughout the Americas using science, advocacy, education, and on-the-ground conservation. To better protect people and birds, Audubon science makes the case for the U.S. government’s first coordinated regional assessment of Great Basin saline lakes.
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