This award-winning video collection is reader-supported. One flies away.] Scan the upper levels of a foraging flock, as Cliff Swallows often forage higher than other species. The sand, silt, and clay mud that they choose keeps the nest from crumbling as it dries. They also build nests in the eaves of buildings. Cliff Swallows tuck their nests away in corners and make sure that the nest opening is small so the eggs and nestlings are well protected from predators like hawks, owls, snakes, and mammals. [A cliff swallow perches on the edge of its nest.] Help keep this award-winning video collection up and running. Related watching: more videos with nests, including the Weaver Birds intricate nests and the Burrowing Owl’s Cozy Underground Home. Inspire offline exploration. All rights reserved. The pair works together, gathering pellets of wet mud in their beaks and laying them down one by one in rows until the structure almost reaches the overhang above. From the Cornell Lab of Ornithology, watch as some cliff swallows gather small chunks of mud from the water’s edge, and then, against a cliffside or man-made wall, stack the mud pellets around themselves like 1,000 drippy bricks. What does an animal welfare scientist do? [The finished nest contains about 1000 individual mud pellets.] The pair works together, gathering pellets of wet mud in their beaks and laying them down one by one in rows until the structure almost reaches the overhang above. Scrolling is acceptance of our, The Lizard That Uses Nanotechnology to Walk Upside Down, Galloping Starfish and their army of sniffing, tasting, gripping tube feet, Annie and Grinnell, UC Berkeley’s Peregrine Falcon Parents. Mongolian Throat Singing: Batzorig Vaanchig sings with his children, The Djembe, an instrument played for the king of Mali, The Invention of Thanksgiving, a National Museum of the American Indian short…, A day in the Secret Annex, an Anne Frank House video, Sketching wildlife with a pressure washer in an Alabama driveway, Illustrating a photorealistic portrait, a time-lapse, Nobody is Normal, a stop-motion animation for the U.K.’s Childline, Life, death, and discovery of a plesiosaur, Animoji piano performances by music teacher Magdalene Rolka, the Burrowing Owl’s Cozy Underground Home, Oobleck Egg vs Wall, a twist on the egg drop experiment. May repair and reuse old nest, sometimes that of another species. Another swallow flies in with mud in its beak and they trade spots, with the first one flying away. Keep learning, participate in group conversations. Cliff swallows build their nests on vertical walls, either natural or constructed, frequently with some sort of sheltering overhang. Introducing Perseverance, NASA’s fifth Mars rover, Comet NEOWISE from ISS, a calming real-time view, The Meteorite Museum: A visit with ASU’s Center for Meteorite Studies, Learning To Fly, a StoryCorps animation with birder Drew Lanham. [A Robin’s nest is a familiar sight…] [..but, have you ever seen a Cliff Swallow nest?] They construct the nests from mud pellets and some fibrous material. The sand, silt, and clay mud that they choose keeps the nest from crumbling as it dries. Keeping the Peace: Threat Signals in Gull Colonies, Gentoo Penguins Build Rock Nests on the Antarctic Ground, Olive-backed Sunbird Removing Fecal Sac From Nest. The birds might also line the inside of the nest with grass and feathers. Royal Observatory Greenwich explains…. Can you carve an ocarina from a butternut squash? [Another swallow carefully deposits a mud pellet onto its nest.] Scan the swallows carefully, focusing on finding a square-tailed bird with a pale, pumpkin-colored rump and dark upperparts. Cliff Swallows build their mud nests on cliff faces and other vertical surfaces in colonies containing hundreds, even thousands of other birds. And it's free for everyone. In nesting colonies of up to 3,700 nests, Cliff Swallows can be found in North America during the spring and summer. It adds its mud pellet to the nest.] Swallows deposit mud pellets onto the nest with a shaking motion leaving behind well-formed nuggets that bond with the others and harden into a strong nest wall. ©2011-2020 The Kid Should See This™, TKSST™, TKSST Gift Guide™. Cliff Swallows build their mud nests on cliff faces and other vertical surfaces in colonies containing hundreds, even thousands of other birds. This site uses cookies to improve your experience. Start conversations. Listen to their calls at BirdNote.org, or read more at AllAboutBirds.org. They regularly use bridges, barns, and other large buildings. Being 10 in 2020, a kid-driven episode of Self-Evident: A PBS American…, What is light? [Cliff Swallows use their bills to gather mud alongside puddles, streams, or lakes.] The Invention of Thanksgiving, a National Museum of the American Indian short... Hummingbird hatchlings in their nest with mother Rosie, Rangers candle the Royal Albatross egg at the RoyalCam nest, The Vogelkop Superb Bird-of-Paradise, a new species, Cornell Lab of Ornithology’s Great Horned Owl Live Cam, This “snail shell spider” uses its web to hoist objects up high, our favorite smart books, toys, games + more. [Chirping] [An American robin sits in its nest.] To find these birds while they’re out foraging, head to a lake, river, or wetland and seek out foraging flocks of swallows. They also build nests in the eaves of buildings. What is the largest known star in the universe? [Two cliff swallows call while sitting in a mud nest. [Explore more at AllAboutBirds.org]. Both sexes help build nest; inside of nest sparsely lined with grass and feathers. Spark questions. [Several cliff swallows on the edge of a stream gather mud.] TKSST is an unprecedented collection of 4,500+ kid-friendly videos, curated for teachers and parents who want to share smarter, more meaningful media in the classroom and at home. Cow, soy, almond, or oat: Which milk is best for you? Get smart curated videos delivered every week. The Future of Food: Can we create the “perfect” farm? From the Cornell Lab of Ornithology, watch as some cliff swallows gather small chunks of mud from the water’s edge, and then, against a cliffside or man-made wall, stack the mud pellets around themselves like 1,000 drippy bricks. [All in a day’s work for the “bricklaying” Cliff Swallow.] How many animals use this log to cross the stream? 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