Discover and read the best of Twitter Threads about #SexualDimorphism

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Even if small differences exist between the brains of male and female individuals, the two are similar for the most part. So why are the differences highlighted more often?

I tried to find out for @TheWireScience. A 🧵-

#gender #science #neuroscience
A 2021 paper by @Lise_Eliot et al. found that other than size, sex differences in the brain were “trivial and population-specific”. That is, it concluded, the human brain *wasn’t* sexually dimorphic. /2

#SexualDimorphism #gender #science #neuroscience
@Lise_Eliot and @Fausto_Sterling have said that the gendered ways of society and culture can affect an individual’s biology. If they are right, sex differences in the brain could be *created*, rather than innate. /3

#natureculture #gender #science #neuroscience
Read 8 tweets
1/🧵 Tweetorial on our new paper, “Dump the Dimorphism: Comprehensive synthesis of brain studies finds few male-female differences beyond size.” (sciencedirect.com/science/articl…). It's big (43K words, 616 refs) so I'll cut to the chase.
2/ Surveyed hundreds of human #sexdifference studies since the dawn of MRI (structural & functional). Enough to answer the perennial question “How different are men and women’s brains?”
3/ And the answer is . . .“Hardly at all!”
Read 25 tweets
NEXT UP: #7 Red Ruffed Lemur (Varecia rubra) vs. #10 Red-necked Pademelon (Thylogale thetis)!!!! #2021MMM 1: image from Nathan Haarison of a red ruffed lemur. the lem2: image shows a pademelon. it is standing on two legs in th
Red Ruffed Lemur live in the tropical forests of the Masoala Peninsula in Madagascar. Named for their rust red coat & ruff of rust red hair, this lemur is 110 cm long & weights about 3.5 kgs (or, stoatistically speaking, it is 1.76 stoats long!) #2021MMM image shows a map of the island of madgascar. Masoala is a p
Red Ruffed Lemur are active during the day and eat mainly fruit, but also dabble in flowers & young leaves. Like other fruit-eaters, they play a critical role in seed dispersal in the forest (Vasey, 2005) #2021MMM researchgate.net/publication/78…
Read 16 tweets
And now I present: a thread based on my love of #science, #scicomm, and #animals, and the fact that I'm a huge #nerd:
1/?
The other day at the library, I got this book by Ann Tompert for my 2yo (2/?): amazon.com/Just-Little-Bi…
The premise: an elephant and a mouse want to ride a see-saw. #Physics has other ideas, so some other animals come to help. (3/?)
Read 46 tweets

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