The monarch butterfly is a beautiful and colorful creature, but it takes a while to reach that part of its adult life.

You've probably seen monarch butterflies, and maybe monarch caterpillars, but there's a lot to learn about the monarch life cycle.

“Butterfly populations are bouncy,” said Isis Howard, an endangered species conservation biologist at the Xerces Society. “The monarch butterfly life cycle is unique in that they have ...

Limestone Technology Academy students mark a milestone in the monarch life cycle and see some bigger pictures along the way.

The number of monarch butterflies spending winter in the western U.S. dropped dramatically this year, despite moves to extend protections for the insect.

The monarch butterfly weighs a fourth of a gram, yet migrates thousands of miles every September through Iowa to overwintering grounds in Mexico. The iconic orange-and-black butterfly marks ...

U.S. officials decided to extend protections to monarch butterflies after warnings from environmentalists that populations are shrinking and the beloved pollinator may not survive climate change.

The monarch butterfly is easily identified by its bold orange, black and white coloring. This fascinating insect goes through an amazing life cycle consisting of four stages: egg, larvae, pupa ...

“Butterfly populations are bouncy,” said biologist Isis Howard. “The monarch butterfly life cycle is unique in that they have multiple generations present at one time.” ...