(CNN) — Each year, a tiny species in Australia makes a grueling 620-mile (1,000-kilometer) nighttime migration, and it’s pulling off the feat in a way only humans and migratory birds have been known ...

Browntail moth caterpillars on oak leaves at Wolfe's Neck Woods State Park in Freeport, Maine. Every other Friday, the Outside/In team here at NHPR answers listener questions about the natural world.

Conservationists and horticulturalists are urging gardeners to let caterpillars feast this spring. The Royal Horticultural ...

Instead of removing plant-munching caterpillars, gardeners asked to take relaxed attitude to support the moths many of them grow into ...