PORTLAND Ore. (KPTV) - “Captive rearing” is not ideal, but it can be transformative. When an endangered species gets to the point of needing this kind of help, wildlife experts consider it a last ...

Climate warming reduces nectar quality in flowers, leaving migrating monarch butterflies with less energy to survive winter.

Fishing duo Cole and Jay raise monarch caterpillars to help the butterflies.

STATEN ISLAND, N.Y. — After five weeks of raising caterpillars into butterflies, PS 23 fifth-grade students watched the winged insects fly into the sky and onto wildflowers during a release at ...

We’re killing butterflies by changing their homes, Rick Mikula warned. “The more asphalt we lay, the fewer butterflies we see. The more wildflowers we replace with hybrids and ornamentals, the fewer ...