A 236-million-year-old fossil challenges the story of mammalian live birth

Submitted ⁨⁨1⁩ ⁨day⁩ ago⁩ by ⁨misk@piefed.social⁩ to ⁨science@mander.xyz⁩

https://phys.org/news/2026-08-million-year-fossil-story-mammalian.html