There are two basic life-cycle patterns among animals. Many animals have complex life cycles with two or more very distinct stages; metamorphosis is the usual term for the often-radical changes that ...

Two cicada broods are emerging in historic numbers in the U.S. after a very long nap. We'll learn about other creatures that go dormant as part of their normal life cycle. Two broods of cicadas are ...

Researchers uncover for the first time the mechanism that likely explains how embryos form either a larva or a miniature version of the adult. For over 100 years, biologists have wondered why animals ...

From tadpole to frog caterpillar to butterfly and pup to wolf children will learn about the life cycles of animals the different stages of development and the average life spans of a variety of ...

Many animals like corals release eggs and sperm into the water on just the right nights of the month. Tom Shlesinger It’s evening at the northern tip of the Red Sea, in the Gulf of Aqaba, and Tom ...

Two broods of cicadas are emerging in big numbers in the United States after a long nap. Feels like a special occasion, although it turns out that many creatures do something like this, go dormant as ...