Carolina Wren · № 038
Only the male sings the full tea-kettle song, and he can repeat variations of it dozens of times an hour, defending territory year-round rather than only in spring.
@dailybirdfyi.bsky.social
@dailybirdfyi.bsky.socialCarolina Wren · № 038
Only the male sings the full tea-kettle song, and he can repeat variations of it dozens of times an hour, defending territory year-round rather than only in spring.
@dailybirdfyi.bsky.socialCommon Tern · № 037
Terns nest in dense colonies, sometimes thousands of pairs on a single island, and defend them aggressively; birds will dive at and strike intruders, human or otherwise, that stray too close to the nesting ground.
@dailybirdfyi.bsky.socialAmerican Crow · № 036
Crows recognize individual human faces and hold the memory for years, and they'll pass warnings about a specific person who has threatened them on to other crows that never witnessed the original encounter.
@dailybirdfyi.bsky.socialAndean Condor · № 035
It's the heaviest living bird of prey, and getting airborne can take a real run and a leap from a cliff edge or a series of hops when there isn't enough wind to launch directly.
@dailybirdfyi.bsky.socialCanada Goose · № 034
Pairs bond for life and don't typically pair up until they're at least two years old, then tend to choose a partner close to their own size, a pattern known as assortative mating.
@dailybirdfyi.bsky.socialEuropean Robin · № 033
Both sexes hold and defend individual winter territories with song — an unusual arrangement, since in most songbirds only males sing and territorial defense mostly ends after the breeding season.
@dailybirdfyi.bsky.socialSnowy Egret · № 032
Those yellow feet aren't decorative: the egret shuffles and stirs them through shallow mud and water to flush hidden fish and invertebrates into the open, essentially fishing with its own toes.
@dailybirdfyi.bsky.socialScarlet Macaw · № 031
Pairs mate for life and are frequently seen flying wingtip to wingtip, staying in close contact with calls even when the forest canopy blocks the view between them.
@dailybirdfyi.bsky.socialWhooping Crane · № 030
The wild population bottomed out at around 15 to 21 birds in the winter of 1941–42, making it one of the rarest birds in North America; careful protection of the wintering grounds and breeding site since then has grown…
@dailybirdfyi.bsky.socialNorthern Mockingbird · № 029
A single male can learn upward of 150 to 200 distinct song types over its lifetime, adding new ones by copying other birds, and occasionally machines, well into adulthood.
@dailybirdfyi.bsky.socialBald Eagle · № 028
A huge raptor with a dark brown body and, in adults, a white head and tail that take four to five years to fully develop.
@dailybirdfyi.bsky.socialRoseate Spoonbill · № 027
Chicks hatch with a short, straight bill that only develops its flattened spoon shape as the bird grows — the tool for its feeding style isn't fully formed until well after fledging.
@dailybirdfyi.bsky.socialWandering Albatross · № 025
A tendon locks the wing straight at the shoulder, letting the bird glide for hours at almost no muscular cost — the anatomy behind its ability to circle the globe on wind alone.
@dailybirdfyi.bsky.socialAmerican Kestrel · № 024
The false eyespots on the nape are thought to make the kestrel look alert from behind, deterring hawks and other predators from sneaking up on it while it's focused on the ground.
@dailybirdfyi.bsky.socialHoatzin · № 023
Hoatzins digest leaves through foregut fermentation, using bacteria in an oversized crop to break down tough plant material: the same basic digestive strategy cows use, and unique among birds.
@dailybirdfyi.bsky.socialAmerican Flamingo · № 022
The pink is not built in: flamingo chicks hatch gray, the color develops as carotenoid pigments from their shrimp/algae diet accumulate in new feathers, reaching full adult color over the first 2-3 years