These questions about Painted Lady butterflies were answered by second-graders at Antioch Unified School District in Antioch, Calif. Q: What do caterpillars eat? A: They eat ground-up mallow leaves ...

If you’re a good butterfly gardener, your garden is filled with nectar flowers. If you’re a great butterfly gardener, your garden also includes a variety of host plants, the plants that caterpillars ...

Ayesha Rascoe speaks with conservation biologist Karen Oberhauser about why the migratory monarch butterfly was just declared endangered, and what can be done in response. Millions of monarch ...

During the past four decades, scientists have documented a 1.6 percent decline per year in the number of butterflies in the southwestern United States. Doesn’t sound like much? Consider how that ...

Millions of monarch butterflies make an extraordinary migration journey from across the country to Mexico each winter. The gorgeous insects have been facing external threats to their natural habitats ...