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What's all the buzz about? Stay up-to-date with the latest NWHC and USGS News items below.

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July 12, 2023

Can we transition to actionable surveillance for wildlife health: a workshop summary

In August 2022, 25 wildlife health professionals representing federal, state, tribal, academic, and non-governmental agencies gathered to discuss the...

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July 6, 2023

Pathology Case of the Month - Timber Wolf

Case History: An adult male 19.6 kg Timber Wolf (Canis lupus) was found dead in Northern Wisconsin, USA.

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June 1, 2023

Pathology Case of the Month - Common Grackle

Case History: An adult male 160-g Common Grackle (Quiscalus quiscula) was found dead as part of a mortality event involving 30 grackles in Ohio, U.S.A...

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May 1, 2023

Pathology Case of the Month - Fisher

Case History: A 5 kg adult male fisher (Pekania pennanti) was found in a residential backyard in Wisconsin, USA in April 2022. The fisher was...

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March 31, 2023

Pathology Case of the Month - Bald Eagle

Case History: A Bald Eagle (Haliaeetus leucocephalus) was found dead in December 2022 in Wisconsin, USA. The bird was found sprawled across a raised...

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March 22, 2023

Grant funding will advance a novel immune-based strategy to prevent white-nose syndrome in North American bats

MADISON, Wis. — The U.S. Geological Survey, together with the U.S. Fish and Wildlife Service and the University of Wisconsin–Madison, today announced...

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March 20, 2023

New study describes HPAI infections in wild mammals in US

Highly pathogenic avian influenza H5N1 virus (HPAIv) has been present in North America since its first detection in wild birds in November 2021...

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March 1, 2023

Pathology Case of the Month - Great-horned Owl

Case History: An adult female, 1.165 kg, Great-horned Owl was found dead near a golf course in Arizona, USA.

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February 1, 2023

Pathology Case of the Month - Raccoon

Case History: A juvenile male 7.05 kg Common Raccoon (Procyon lotor) was found dead on a prairie in Wisconsin, USA, in October 2006. Several other...

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January 3, 2023

Pathology Case of the Month - Canada Geese

Case History: In October of 2022, a morbidity and mortality event in Canada Geese (Branta canadensis) was reported at a retention pond in Wisconsin...

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December 1, 2022

Pathology Case of the Month - Pacific Loon

Case History: In August, in a popular fishing lake in Alaska, USA, one Pacific loon (Gavia pacifica) chick was noticed floating head down in the water...

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November 1, 2022

Pathology Case of the Month - Brazilian Free-tailed Bat

Case History: After a winter storm, over a hundred Brazilian Free-tailed Bats (Tadarida brasiliensis) were found dead in Texas, USA and several bats...

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