You got an ancestor that did that too. Part of why platypuses are so damn weird is because mammalian ancestors kept facing evolutionary bottlenecks. Platypuses are more like proto mammals than us placentals
Comment on Platypuses
ramirezmike@programming.dev 2 days agowhat the fuck
captainlezbian@lemmy.world 2 days ago
100_kg_90_de_belin@feddit.it 2 days ago
ICastFist@programming.dev 2 days ago
So I guess that’s partly why most mammals’ milk glands are in the abdomen. Other than primates, I only know that elephants also have mammaries on the breasts