Hermit Crabs Living in Rocky Shores 🦀🌊 Showed the Importance of Animal Body Size When Living Exposed to Waves. The Hydrodynamic Forces of Waves Don't Allow Hermit Crabs to Grow to a Certain Size Due to the Energetic Constraints of Clinging to the Substrate When Exposed to Water Flow.
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#HermitCrabs #BodySize #HydrodynamicForces #RockyShores #MarineBiology
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#HermitCrabs #BodySize #HydrodynamicForces #RockyShores #MarineBiology
Why 🧬 the human penis is unusually large 🐒 compared to that of other primates is a long-standing evolutionary question 🤔. New findings suggest that female choice and male-male competition have jointly favored larger penis size, greater height, and more V-shaped bodies in men.
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#humanevolution #sexualselection #anthropology #bodysize #physique
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#humanevolution #sexualselection #anthropology #bodysize #physique
journals.plos.org
Experimental evidence that penis size, height, and body shape influence assessment of male sexual attractiveness and fighting ability…
Why the human penis is unusually large compared to other primates is a long-standing evolutionary question. This study shows that genital size is a cue used during male-male assessment in humans, suggesting that penis size likely evolved under selection due…