


Shared by @QuantaMagazine ↗
The delay is representative of a major problem in biology: Female and intersex animals are understudied compared with their male counterparts
The Reason Men Have Nipples Is the Same Reason Transgender People Exist. No, Really. Men have nipples because every human embryo starts identical. For the first few weeks in the womb there is no male or female. Just a human being in development. Nipples f






Shared by @PopMech ↗

Shared by @SteveStuWill ↗
Shared by @AgingBiology ↗
Shared by @bunsenbernerbmd ↗

Shared by @ElliotHershberg ↗
theconversation.com1mo ago