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https://opensea.io/collection/science-14
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adrienne
@adrienne
TIL the first pregnancy tests were TOADS πΈ βurine from the woman being tested was injected into animals such as this Xenopus toad. The toad reacted to hormones in the urine of pregnant women by laying eggs. Specialist hospital and university laboratories held thousands of toads for these tests, which were only available to women who needed to know if they were pregnant for medical reasons.β
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Θ·Δππ
@jenna
π adding to my collection of animals with specific bad luck around being useful to humans joining horseshoe crabs and spermwhales https://warpcast.com/jenna/0x2da75f2d
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