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Shows With Contributions by Chris Peterson

Where Are They Now?

Where have the birds of summer gone? The Swainson's Thrush is wintering in Central or South America, maybe as far south as Bolivia. Warbling Vireos are now spread through much of Central America, while Black-headed Grosbeaks have migrated to Mexico. This Orange-crowned Warbler also makes Mexico... read more »

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Topics & Themes:  migration, vocalization

Anniversary of Arctic National Wildlife Refuge

December 6th is the anniversary of the Arctic National Wildlife Refuge, designated so in 1960. The Arctic coastal plain is probably the most important place in Alaska for the widest number of avian species - including this Pectoral Sandpiper - and the greatest number of birds. Ironically, that... read more »

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Topics & Themes:  migration, nesting

South Polar Skuas - Bullies of the Oceans - with Tom Johnson

Meet the South Polar Skua, a predatory seabird. During summer in Antarctica, South Polar Skuas feed their young on the chicks of other seabirds. And once their breeding season ends, the skuas fly to northern oceans, such as the North Atlantic, to find large flocks of shearwaters, gulls, or terns ... read more »

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Topics & Themes:  migration

Birding with Grandpa -- With Dick Ashford

Dick Ashford, former board president of Klamath Bird Observatory, completed a career with the Navy before learning about birds in earnest. Like many, he's taking time to share his love of birds - and looking for Red-shouldered Hawks, like this one - with younger generations. One of the lucky kids... read more »

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Topics & Themes:  birding

The Oystercatcher's World

Black Oystercatchers prey on shellfish in the wave zone, especially mussels and limpets. The waves cause mussels to open often, making them easier to eat. The Black Oystercatcher nests on ledges just off shore, and its eggs and young suffer far less predation by mammals. Contrary to their name,... read more »

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Great Horned Owls Calling

A fledgling Great Horned Owl calls to be fed. Judging from the young bird's persistence, the parents seem to be responding only with calls, not with food. These entreaties can go on for weeks. Both parents let the fledgling know that it's time for him to feed himself. They've been bringing voles... read more »

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Topics & Themes:  vocalization

Life Improved for Penguins in Argentina

Professor Dee Boersma, working with the Wildlife Conservation Society and the Province of Chubut, has been studying the Magellanic Penguins of Argentina. "In 1983, we realized that oil pollution was really a huge problem for these birds. We were seeing birds coming ashore, covered in oil. We... read more »

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Topics & Themes:  environmental champion

Saw-whet Owls Hoot and Hoot

Northern Saw-whet Owls are common in forests across southern Canada and the northern U.S. In early autumn, many move southward, making a large concentration especially in the region of the Great Lakes. To our ear, the "advertising call" of the male, made mostly in spring and summer, sounds... read more »

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Topics & Themes:  vocalization

Galapagos Penguins and El Nino

University of Washington professor Dee Boersma is concerned about Galápagos Penguins because of the increased frequency of El Nino. So Dee's team and their partners at the Galápagos National Park recently built about 120 "penguin condos." These are lava burrows near the coast, most between half a... read more »

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Topics & Themes:  environmental champion, nesting

A Virginia Rail on Michigan Avenue

Chicago’s Michigan Avenue – with towering glass skyscrapers and fancy boutiques – is the last place you’d expect to see a bird that normally hides in freshwater marshes. Yet, during migration, secretive Virginia Rails like this one pass over the city at night. That is, until they hit a building... read more »

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