Q. When we studied high school biology, our teacher said more than 99% of animals lay eggs and only a few give live birth. That percentage seems too high. Humans, dogs, cats and cows are ...

Animals reproduce in a variety of fascinating ways. Some species, including humans and many other mammals, give birth to live young that develop inside the mother’s body. Others reproduce through less ...

Most people assume that only reptiles, fish, and birds lay eggs — after all, that’s what we learned in school. But nature always has a few surprises up its sleeve. Believe it or not, there are ...

Snakes, like most reptiles in the world, are oviparous. This means that rather than producing live young ones, the way mammals do, snakes produce an immature single cell — an egg. Most snakes follow ...

Rediscovered after 60 years, the funky critter is named for Sir David Attenborough and is one of only five species of monotreme remaining on Earth. By Laura Baisas Published Nov 14, 2023 9:09 AM EST ...

The miracle of life can be majestic at times. Other times, it’s an incredibly rare snail in New Zealand having kids out of its neck hole. In a first, officials at New Zealand’s Department of ...

Louise Gentle works for Nottingham Trent University. A belly button or tummy button is technically known as a navel or umbilicus. Humans have belly buttons because before we are born, we are connected ...

Q. When we studied high school biology, our teacher said more than 99 percent of animals lay eggs and only a few give live birth. That percentage seems too high. Humans, dogs, cats and cows are ...