The pectoral (chest) muscles shrink to the point of flightlessness and the digestive organs grow significantly. Eared Grebes have an elaborate courtship. Listen to more sounds of this species from the ML archive. Before departure for the wintering grounds, the process reverses; the digestive organs shrink back to about one-fourth their peak size, and the heart and pectoral muscles grow quickly to allow for flight. The most abundant grebe in the world, the Eared Grebe is a small waterbird with a very thin bill and a bright red eye. Eared Grebes have an elaborate courtship. This behavior may make the bird appear to have a distinctive "high-stern" profile. ... Great crested grebe Bird Song/Sound/Call - Natural sound of singing birds - Duration: 1:23. Marius Travell 1,033 views. A cycle similar to that of the fall staging areas occurs 3–6 times each year for the Eared Grebe. The most abundant grebe in the world, the Eared Grebe is a small waterbird with a very thin bill and a bright red eye. The Cornell Lab will send you updates about birds, birding, and opportunities to help bird conservation. Outside of the breeding season, they are generally quiet. When alarmed they give a single sharp chirp. The Eared Grebe migrates only at night. The female’s advertising call is higher pitched and slightly shorter than the male's call. Because of the length of its stay at fall staging areas, its southward fall migration is the latest of any bird species in North America. Get Instant ID help for 650+ North American birds. Both sexes also give thin trills during courtship and copulation. © Galatee Films | Macaulay Library May 01, 2000 MyBackyardBirding 1,094 views. Males and females give an advertising call that starts with a single note and ends with a hiccup. In the summer months, golden wisps fan out from their cheeks as they dance and run across the water courting. Eared Grebes might be the whales of the bird world in one sense. © Galatee Films | Macaulay Library May 01, 2000 The dance starts with an advertising call and progresses into a series of dives, feather raising, exaggerated body positions, and "running" across the water with neck extended. The Cornell Lab will send you updates about birds, birding, and opportunities to help bird conservation. Eared Grebes amass by the thousands at inland salty waters during migration. Need Bird ID Help? Here they more than double their weight, and the sizes of their muscles and organs change. When alarmed they give a single sharp chirp. Contextual Keys The ranges of these two species overlap significantly. They breed in colonies in shallow wetlands in western North America and head by the hundreds and thousands to salty inland waters to feast on brine shrimp before heading farther south. 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. At colonies with multiple birds calling, the sound is similar to a frog chorus at dusk. 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. Need Bird ID Help? Grebes(Order: Podicipediformes, Family:Podicipedidae). The oldest recorded Eared Grebe was at least 8 years, 7 months old when it was found in California in 1998, the same state where it had been banded. Eared Grebe by Matt Davis | Macaulay Library. In the fall, almost the entire population of Eared Grebes flies to Mono Lake, California, or Great Salt Lake, Utah, to fatten up on brine shrimp and alkali flies before migrating farther south. In the fall (late July through November) they head to either Mono Lake in California or the Great Salt Lake in Utah. Among the most commonly heard sounds are a long, loud, rhythmic series of bleating whoops, coos, and gulping kuk-kuk-kuk notes; also a rippling, chuckling chatter. Eared Grebe - Duration: 3:16. Grebes(Order: Podicipediformes, Family:Podicipedidae). The Eared Grebe tends to have a longer, rising squeak, while the Horned Grebe has more trilling notes that sound like a dog toy bouncing down the stairs. Eared Grebe (Black-necked Grebe) English, Kenya: Black-necked Grebe: … In winter, they lose the golden wisps, turning gray and white. 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. Outside of the breeding season, they are generally quiet. Calls Pied-billed Grebes have an extremely variable vocal repertoire. In the summer months, golden wisps fan out from their cheeks as they dance and run across the water courting. The dance starts with an advertising call and progresses into a series of dives, feather raising, exaggerated body positions, and "running" across the water with neck extended. At colonies with multiple birds calling, the sound is similar to a frog chorus at dusk. Get Instant ID help for 650+ North American birds. On cold, sunny mornings, the Eared Grebe, like some other grebe species, sunbathes by facing away from the sun and raising its rump, exposing dark underlying skin to light. Bird of prey (25) Bitterns and herons (12) Blackbirds, meadowlarks, cowbirds; grackles and New World oriole (17) Boobies, gannets and cormorants (10) Cardinals, grosbeaks and allies (12) Chats, thrushes and mockingbirds (23) Chickadees, titmice and bushtits (11) Cranes (2) Crows and allies (16) In the spring (late January through early April) they tend to congregate at the Salton Sea and the Great Salt Lake, skipping Mono Lake.

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