The U.S. Fish and Wildlife Service said it is reopening the public comment period for a proposed rule to list the monarch ...

Monarch butterflies are making their annual journey north out of Mexico to their summer breeding grounds. See where they've ...

Monarch butterflies are making their flight north after wintering in Mexico. Here's what to know about the fascinating, fragile traveler.

Generations have watched in wonder as yellow-and-black striped caterpillars ... much more slowly than the average butterfly, who flaps about 20 times a second. In the right conditions, a migrating ...

Monarch butterflies have been spotted in south Georgia. See when you can expect them further north and check out some tips to ...

Monarch butterfly have arrived in Oklahoma – the first stop for the famous orange and black beauty migrating from Mexico, where they lay their eggs on the bottom of milkweed leaves. The monarch is the ...

Generations have watched in wonder as yellow-and-black striped caterpillars ... much more slowly than the average butterfly, who flaps about 20 times a second. In the right conditions, a migrating ...

The monarch butterfly population has declined in recent ... A kaleidoscope of orange-and-yellow monarch butterflies soon will return to Michigan as they finish their overwintering in Mexico ...