Embryo fossil found in South Africa is world's oldest proof that mammal ancestors laid eggs - Peer2Peer

Embryo fossil found in South Africa is world's oldest proof that mammal ancestors laid eggs

Apr 12, 2026

Between 280 and 200 million years ago, a group of animals evolved which would eventually give rise to mammals, including humans: the therapsids. They were first described more than 150 years ago, based on fossils from South Africa. Since then, many more fossils have been discovered.

https://phys.org/news/2026-04-embryo-fossil-south-africa-world.html

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