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

Filter Total Items: 179
Severe Perkinsea in a group of Oregon bullfrogs (Lithobates catesbeianus) and limb malformation associated with encysted trematodes.

Severe Perkinsea in a group of Oregon bullfrogs (Lithobates catesbeianus) and limb malformation associated with encysted trematodes.

History: Twenty-two American bullfrog tadpoles and one metamorph bullfrog (Lithobates catesbeianus) were submitted from a pond in Oregon, USA where...

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Trichomonosis in a Eurasian Collared-Dove (Streptopelia decaocto) from Montana, USA

Trichomonosis in a Eurasian Collared-Dove (Streptopelia decaocto) from Montana, USA

History: An adult male 126-g Eurasian Collared-Dove (Streptopelia decaocto) was found dead in June of 2024 in Montana, USA.  Approximately 20 birds...

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Case of the Month - Frostbite in a Eurasian Collared-Dove (Streptopelia decaocto) from Montana, USA

Case of the Month - Frostbite in a Eurasian Collared-Dove (Streptopelia decaocto) from Montana, USA

History: An adult male 126-g Eurasian Collared-Dove (Streptopelia decaocto) was found dead in June in Montana, USA.  Cause of death was trichomoniasis...

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Case of the Month - Fatal intestinal nematodiasis in a Red-tailed Hawk

Case of the Month - Fatal intestinal nematodiasis in a Red-tailed Hawk

History: An adult female 0.86 kg red-tailed hawk was observed weak and emaciated in Alaska, USA and died a short time after being taken in for...

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Pathology Case of the Month - Mountainous Star Coral

Pathology Case of the Month - Mountainous Star Coral

History: A mature mountainous star coral (Montastraea cavernosa) within the Florida Reef tract was observed to be losing tissue with a dark, pigmented...

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Pathology Case of the Month - Sea Otter

Pathology Case of the Month - Sea Otter

History: A subadult female 11.8 kg sea otter (Enhydra lutris) was found dead on a beach in Washington State, USA.  

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Pathology Case of the Month - Little Brown Bat

Pathology Case of the Month - Little Brown Bat

History: An adult female 7.57-g Little Brown Bat (Myotis lucifugus) was found dead in May in Montana, USA and was collected for screening for white...

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Pathology Case of the Month - Western Gull

Pathology Case of the Month - Western Gull

History: An estimated 700 Western gulls (Larus occidentalis) were found dead over a 7-month period in three coastal California counties. Four juvenile...

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Paranannizziopsis spp. infections in wild snakes

Paranannizziopsis spp. infections in wild snakes

A new publication (Lorch et al. 2023) has found that fungi in the genera Paranannizziopsis  are found on wild snakes in the United States and Canada...

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Modeling the response of an endangered rabbit population to RHDV2 and vaccination

Modeling the response of an endangered rabbit population to RHDV2 and vaccination

Rabbit hemorrhagic disease virus type 2 (RHDV2), a Lagovirus in the family Caliciviridae, has caused substantial mortality in wild lagomorph (rabbit...

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Plants as vectors for environmental prion transmission

Plants as vectors for environmental prion transmission

A new publication, Carlson, et al. (2023), demonstrated the ability of several crop species, including alfalfa and barley, commonly consumed by...

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