Animals reproduce in a variety of fascinating ways. Some species, including humans and many other mammals, give birth to live ...

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 ...

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 ...

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 ...

Female lineages of European cuckoos lay eggs with colorful shells and intricate patterns specialized to deceive more than 100 avian hosts into fostering their chicks. Parasitic cuckoo eggshells show ...

Wildlife filmmaker stumbles upon a brittle star laying thousands of glowing eggs in Australia – and it's mesmerising to watch.

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 ...

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 ...