Comment on Platypuses
wesker@lemmy.sdf.org 1 week ago
I’m curious now how a mammal develops in an external egg. The process seems so weird.
Comment on Platypuses
wesker@lemmy.sdf.org 1 week ago
I’m curious now how a mammal develops in an external egg. The process seems so weird.
loaExMachina@sh.itjust.works 1 week ago
I think they might’ve diverged from therians (placentals+ marsupials) before their ancestors became viviparous.