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Novel bird flu strain continues to threaten animal, public health

AVMA News

The ongoing epizootic of highly pathogenic avian influenza (HPAI, more specifically avian influenza type A H5N1) has sparked concerns among health officials because of the viruss ability to infect diverse animal species, including pigs, big cats, and humans, raising fears of a potential pandemic.

Pigs 541
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Which Bird Species Have Gone Extinct in Costa Rica?

10,000 Birds

Instead of going on about zip lines and other modern, adventure tourism attractions, the birding crowd talks about taking photos of Resplendent Quetzals , seeing dozens of hummingbird species, and the seemingly odd absence of raptors in Costa Rica but nope, we don’t really talk about extinction. Resplendence.

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The Lesser Goldfinch: A Common California Species

10,000 Birds

Both of these species show gregarious flocking behavior except when nesting. It was great fun watching them raise their young that summer. The orange beak on the female American Goldfinch and its white undertail coverts distinguish it from the female Lesser Goldfinch below, which has yellow undertail coverts and a darker beak.

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314 U.S. Bird Species Threatened — Many with Extinction — by Global Warming

10,000 Birds

Like any birder visiting a new place, I had a target species list I was hoping to seek out during the one day I had available between business commitments. The climatic changes set in motion by the Industrial Revolution are now proceeding at a pace far greater than many species and ecosystems can adapt to naturally. Black Rosy-Finch.

Species 230
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How to Help Cerulean Warblers, Other Migrant Species, and Resident Birds in Costa Rica

10,000 Birds

A wonderful variety of bird species are waiting to be seen and among them are many a birder’s favorite avian group, the wood-warblers. Among the most desired bird species during May migration, brightly colored, beautiful and boldly patterned, how can a birder not get hooked on spring warblers? Great Green Macaw!

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Black-eared Cuckoo

10,000 Birds

Black-eared Cuckoos – Chrysococcyx osculans are one of the smaller Cuckoos in Australia and a Cuckoo species that I have not had much of an opportunity to photograph. Black-eared Cuckoo Black-eared Cuckoos do not raise their own young, but place an egg in another bird species nest for them to raise as their own.

Australia 263
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Avian squatters at the end of Europe

10,000 Birds

The Cuckoo Cuculus canorus has a bad reputation because of its habit of laying its eggs on the nests of other birds, who then raise their young. The White-rumped Swift Apus caffer , a tropical African breeding species, was only discovered breeding in Europe in the 1960s. The confusion was understandable. White-rumped Swift in flight.

Europe 299