Arizona's most colorful insects are butterflies. The ultimate guide, from when they're most active and why they seem to ...

Next spring, they will emerge as adult moths to start another generation, and I will keep leaving milkweed to grow in the ...

While they are roosting in the trees, they conserve their energy by going into a state of temporary dormancy. The monarchs ...

Many of Canada's butterflies don't make long migrations. They need a complete lifecycle's worth of habitat close to home.

The team struggles to find a way out of Axis Mundi. Kentaro and Tim make an unexpected alliance.

Every fall, one of the most extraordinary migrations on Earth unfolds almost unnoticed above our gardens, fields, highways, and backyards. A butterfly weighing less than a paperclip sets off on a ...