Karmanopoly@lemmy.world to Lemmy Shitpost@lemmy.world · 2 个月前sometimes nature is a tattle talelemmy.worldimagemessage-square137linkfedilinkarrow-up1457arrow-down124cross-posted to: [email protected]
arrow-up1433arrow-down1imagesometimes nature is a tattle talelemmy.worldKarmanopoly@lemmy.world to Lemmy Shitpost@lemmy.world · 2 个月前message-square137linkfedilinkcross-posted to: [email protected]
minus-squarebamboo@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up37·2 个月前I think that’s just identical twins, but fraternal twins are two separate eggs being fertilized, which is how you can have twins of different sexes
I think that’s just identical twins, but fraternal twins are two separate eggs being fertilized, which is how you can have twins of different sexes