GLOBEALERT
SCI & TECH● LOWAug 13 · Aug 13, 2026, 4:00 AM

Mammal ancestors were giving birth to live young 236 million years ago

New Scientist

Almost all mammals give birth rather than laying eggs, and we have new clues about when they began to do so

GlobeAlert aggregates and classifies open sources; the story above belongs to its publisher. Summaries are machine-generated from the source text.

More in Sci & Tech