The monarch butterfly life cycle begins with a whirl of wings in the heat of the summer sun. As a female monarch sips nectar ...

Monarch butterfly migration is a long journey. Learn how these amazing butterflies make the trip, where monarchs migrate to ...

Monarch butterflies, with their striking orange and black wings, are some of the most recognizable butterflies in North America. But they're in trouble. Monarch caterpillars can only eat the leaves of ...

A trio of German entomologists has found that young monarch caterpillars switch from avoiding milkweed-toxin-rich latex to eating it as they get older. Their paper is published in the journal ...

Add Yahoo as a preferred source to see more of our stories on Google. We have been encouraging our backyard milkweed to grow ever since we moved over five years ago. I have friends who have issues ...

Every Monday in August, Heidi Emmons is leading a group of citizen scientists into fields containing milkweed to count monarch caterpillars and eggs. The goal is to learn more about how monarch ...

Add Yahoo as a preferred source to see more of our stories on Google. monarch caterpillar on leaf© iStock.com/DBPITT The post The Incredible Speed of a Milkweed ...

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Scientists say roosting monarchs took up 2.2 acres of Mexican fir forests this winter. That's the second smallest overwintering population on the books. Lawrence – Butterfly enthusiasts in the eastern ...

The Western population of the monarch butterfly has declined to a near-record low with fewer than 10,000 found living in California this winter, a foreboding sign for the future of the beloved ...

An unlikely group of New Yorkers is winning small victories in the battle to protect butterfly habitats. Robyn ElmanCredit...Karine Aigner Supported by By Hilary Howard The Long Island Expressway is ...

Habitat loss, pesticides and disease have made those encounters increasingly rare. Local entomologists and residents are ...