Updates from the Field – Center for Ecosystem Sentinels

Field updates: Argentina, September 2023

Written by Dr. Dee Boersma The ongoing pinniped (seals and walruses) die-off on Peninsula Valdés is catastrophic. Our contacts in Argentina–two local veterinarians (Marci Uhart and Ralph Vanstreels), and Claudia Campagna of WCS–tell us that hundreds and potentially thousands of sea lions and elephant seals have died. Avian flu (more widely known as bird flu) has devastated seabird populations throughout the world, but this is the first time it has reached Chile and Argentina. Over a million chickens were killed just in Peru to try and stop its spread. A few sea lions and one elephant seal tested positive for […]

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Field updates: Botswana, summer 2023

Written by Leigh West African wild dogs are very social animals, living in groups called packs. Wild dog packs have a dominant male and female, and it is this dominant pair that breeds each year to produce litters of pups. Packs of wild dogs are very cooperative, hunting and raising their young together. Two of the wild dogs that the Abrahms Lab collared this summer, Fossey and Cloud, belong to newly formed packs with a very interesting backstory. The dominant male of Marula pack, Sepupa, was killed last summer. This led the pack’s dominant female to leave her home range,