Life Cycles and Traits

A young butterfly is called a caterpillar. Caterpillars spend their lives eating before changing into butterflies. Learn more about this animal's life cycle in Butterflies, a title in the Life Cycles and Traits series.

Newly hatched salmon are called alevins. They have a yolk sac that gives them the food they need to grow. Learn more about this animal's life cycle in Salmon, a title in the Life Cycles and Traits series.

A young frog is known as a tadpole. As tadpoles get older, they grow legs and lungs. Learn more about this animal's life cycle in Frogs, a title in the Life Cycles and Traits series.

Young flowering plants are known as sprouts. Their stems grow up toward the Sun while their roots grow down to find water. Learn more about this plant's life cycle in Flowers, a title in the Life Cycles and Traits series.

Baby eagles are known as eaglets. An eaglet's parents will bring it food and care for it until it is able to live on its own. Learn more about this animal's life cycle in Eagles, a title in the Life Cycles and Traits series.