Life Lines by Dr. Dolittle

Archive for April 2025

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2025 August Krogh Distinguished Lecturer, Dr. Michael Hedrick

We are delighted to announce that Dr. Michael Hedrick (Emeritus Professor, California State University – East Bay) received the 2025 August Krogh Distinguished Lectureship award at the 2025 American Physiology Summit! He shared his body of research on how frogs and toads (anurans) regulate their lymphatic system in a lecture entitled, “What Goes Down Must Come Up: Regulation of Lymph Movement in Anuran Amphibians.” Dr. Hedrick earned his Ph.D. in […]

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Weddell seals dampen inflammatory response to combat dive induced hypoxemia injury

We are very excited to share this winning guest blog post from Amy Klink, doctoral student at the University of Nevada – Las Vegas. Amy received the Dr. Dolittle travel award to present this research at the 2025 American Physiology Summit in Baltimore. Congratulations Amy! As a kid growing up in Lake County, Illinois, I spent more than half of my summer in some lake or body of water competing […]

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Even small birds fly high

Dr. Catherine Ivy (Assistant Professor, University of Saskatchewan, Canada), shared research this morning at the 2025 APS Summit on the remarkable hypoxia tolerance of birds. Although bar-headed geese (above) are the poster-birds for research on extreme hypoxia tolerance, I was surprised to learn that even many small migratory species of birds fly at relatively high altitude. Tiny migratory yellow-rumped warblers (~12g), for example, travel for about 6-8 hours at a […]

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