Related topics: women · pregnant women · babies

Baby pterodactyls could fly from birth

A breakthrough discovery reveals that pterodactyls, extinct flying reptiles, had a remarkable ability—they could fly from birth. The importance of this discovery is highlighted by the fact that no other living vertebrates ...

Which came first, the lizard or the egg?

In a world first, researchers at the University of Sydney have observed a normally live-bearing Australian lizard lay three eggs and then weeks later, give birth to a live baby from the same pregnancy. This is the first time ...

Study refutes theory linking cognition, genes and income

Researchers have cast doubt on a widely-held belief that connects family income with cognitive development, according to a new study published in Proceedings of the National Academy of Sciences.

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Birth

Birth (calving in livestock and some other animals, whelping in carnivorous mammals) is the act or process of bearing or bringing forth offspring. The offspring is brought forth from the mother. The time of human birth is defined as the time at which the fetus comes out of the mother's womb into the world. Different forms of birth are oviparity, vivipary and ovovivipary.

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