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Past Shows

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Eurasian Collared-Doves Expand

In the Bahamas, in 1974, the Eurasian Collared-Dove escaped from captivity and began to breed in the wild. By the late 1970s, the doves had flown west and colonized southern Florida. As their numbers grew, the doves expanded into rural and suburban areas, moving quickly in a northwesterly... read more »

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What Birds Can Hear in Songs

What does the Winter Wren hear in a song? It's a long story... What we hear as a blur of sound, the bird hears as a precise sequence of sounds, the visual equivalent of seeing a movie as a series of still pictures. That birds can hear the fine structure of song so acutely allows them to convey... read more »

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Topics & Themes:  vocalization

The Dainty Flamingo?

The Greater Flamingo, an American icon, is as comfortable next to a patio as it is in a tropical lagoon. It is found throughout the Caribbean, in the Galapagos, and from southern Europe across Africa to India. Despite its pencil-thin neck and legs, the flamingo miraculously maintains grace and... read more »

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Wrong-way Kingbird

Ornithologists think a glitch in a gene that controls migration in Tropical Kingbirds causes them to fly in exactly the wrong direction. From their Arizona breeding grounds, they head northwest in fall, rather than southeast to their usual wintering haunts in Mexico. Learn more at Cornell's... read more »

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Swallows in Winter?

Most Barn Swallows migrate south for the winter. But recently, small populations have stayed through the winter, seeking out pockets of flying insects for food. To learn more about this winter surprise, visit BirdWeb.org. read more »

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Cackling Goose or Canada Goose?

Not only do Cackling Geese sound different, but they also look different from Canada Geese, and their DNA is different. The Cackling Goose was defined only recently as a species separate from the Canada Goose. Learn more about this newly named species at BirdWeb.org. read more »

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Great Horned Owl Family V

In late September, young Great Horned Owls, now called "juveniles," still roost close together. By mid-October, the juveniles will scatter - or be driven away by the adults - to set up their own territories within a few dozen miles. By age two, they will seek their own mates. Learn about Great... read more »

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Vultures Sail the Strait

From atop a thermal, Turkey Vultures in groups of up to 200 sail across the Strait of Juan de Fuca, making landfall near Salt Creek County Park on the Olympic Peninsula. The Olympic Peninsula Audubon Society sponsors a free field trip to witness this autumnal passage. Check out that or other... read more »

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Topics & Themes:  migration

Vaux's Swift Roost

The largest known swift roost in the world - over 30,000 Vaux's Swifts - can be seen each September in Portland, Oregon, in a chimney at Chapman Elementary School. Portland Audubon hosts a Swift Watch. Learn more about this program and be sure to see a video of the swifts swirling down the... read more »

RELATED
Topics & Themes:  migration

Raptors and Wind Farms

Wind farms allow us to convert renewable wind energy into electricity. The concept seems environmentally benign, but the windmills are often installed along the same ridges favored by migrating birds for their currents. The farms would be less hazardous to migratory birds if they were sited... read more »

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Topics & Themes:  migration

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