Marcela Uhart Content

Avian Influenza Major Setback for the Patagonian Seal Population

Katherine E Kerlin — April 16, 2025 - 3:33pm

It may take 100 years for the southern elephant seal colony of Península Valdés in Argentine Patagonia to look like it did in 2022. A study published in Marine Mammal Science projected population trajectories after the 2023 epidemic of the High Pathogenicity Avian Influenza H5N1 virus, which killed almost all newborn pups and an unknown number of adults.

La Colonia de Elefantes Marinos de Península Valdés Disminuye Un Año Después del Brote de Gripe Aviar

Katherine E Kerlin — November 11, 2024 - 2:00am

Un año después de que un brote masivo de gripe aviar H5N1 altamente patógena matara a más de 17.000 elefantes marinos, os científicos estiman que solo regresaron alrededor de un tercio de los elefantes marinos esperados.

Elephant Seal Colony Declines One Year After Avian Flu Outbreak

Katherine E Kerlin — November 11, 2024 - 2:00am

A year after an outbreak of H5N1 killed thousands of elephant seals, only about a third of the seals normally expected here returned, UC Davis scientists and partners estimate. A study chronicles the 2023 outbreak.

H5N1 Is Increasingly Adapting to Mammals

Katherine E Kerlin — June 05, 2024 - 9:45am

Highly pathogenic H5N1 avian influenza viruses are adapting to mammals in new ways that could have global consequences. UC Davis study finds clear evidence of mammal-to-mammal transmission.

Avian Influenza Status Update

Malia N Reiss — April 16, 2024 - 10:42am

An interactive poultry map and on-the-ground monitoring help UC Davis scientists track the unprecedented expansion of avian flu among wildlife, poultry and other species.

Avian Influenza Virus Is Adapting to Spread to Marine Mammals

Katherine E Kerlin — February 28, 2024 - 8:00am

Avian influenza virus H5N1 has adapted to spread between birds and marine mammals, finds a study from UC Davis and partners in Argentina.

Elephant Seal Die-off in Argentina Caused by Bird Flu

Katherine E Kerlin — January 22, 2024 - 3:53pm

Avian influenza, or bird flu, caused the die-off of thousands of elephant seals in Argentina, reports researchers from UC Davis and Wildlife Conservation Society.

Scientists Investigate Green Sea Turtle Tumor Disease

Emily C Dooley — August 31, 2023 - 8:00am

A new epidemiological study of endangered juvenile green sea turtles in eastern Brazil suggests that factors such as water temperature, salinity and proximity to environmental stressors could trigger the development of a tumor disease associated with a herpesvirus.

Zoonotic Disease in Dogs Rises in Southern Chile After Deworming Program Canceled

Katherine E Kerlin — December 19, 2022 - 7:51am

A parasitic disease in dogs increased in Tierra del Fuego after a deworming program was canceled, UC Davis found, presenting a risk to humans and animals.

Mange Outbreak Decimated a Wild Vicuña Population in Argentina

Katherine E Kerlin — January 21, 2022 - 11:00am

Mange has decimated the population of wild vicuñas and guanacos in an Argentinian national park that was created to conserve them, according to a study from the Administration of National Parks in Argentina and the University of California, Davis.