Today's @evmedasu seminar: David Haig - Hot or not? The huddler’s dilemma
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Replying to @sexchrlab
Haig opens by showing three pictures of cooperate behavior - nest of pink blind chicks, nest of pink, blind mice, and a huddle of baby bats
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Replying to @sexchrlab
Baby mice huddling together, via Wikimedia commons https://commons.wikimedia.org/wiki/File:White_lab_mouse_cubs_in_nest.jpg …pic.twitter.com/O8XZC6pbEZ
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Replying to @sexchrlab
Haig: Emperor penguin adult males fast 4mo, ~5000 males huddle, huddling reduces weight loss by 25-50%, pic-IanDuffypic.twitter.com/3aRVgvjILz
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Replying to @sexchrlab
Haig - showing cloacal temperatures of emperor penguins: Isolated males - 37.9C Huddling males - 35.7C pic-IanDuffypic.twitter.com/Zqz2htCkxU
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Replying to @sexchrlab
Haig: First seems confusing that huddlers have lower temp, but shows energy savings of huddling.
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Replying to @sexchrlab
Haig: Showing work from Harshaw and Alberts (2012): http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3377822/ …. Pups huddle more when it is colder.pic.twitter.com/TeCo1IrpCD
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Replying to @sexchrlab
Haig is talking about differential predictions for maternal and paternal <cough> *alleles* (not genes).
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Replying to @sexchrlab
Haig: alleles of maternal origin associated w/increased heat production, alleles of paternal origin associate w/decreased heat production.
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@mwilsonsayres why the sex difference here?
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