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Goodbye, eggshell: How pregnancy emerged in the animal world

Источник: Knowable Magazine ·

Mammals evolved live birth just once; lizards and snakes did it over and over. What set the stage for this drastic change and how was it orchestrated?

Что такое Goodbye, eggshell: How pregnancy emerged in the animal world?

Goodbye, eggshell: How pregnancy emerged in the animal world is a статья discovery curated from Knowable Magazine. Mammals evolved live birth just once; lizards and snakes did it over and over. What set the stage for this drastic change and how was it orchestrated?

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