During this time, these butterflies travel from the U.S. and Canada to overwintering grounds in Mexico and California. In ...

In Louisiana, the most commonly available ... on November 1 and don't let it grow until March 1, he said. Eastern monarch butterflies migrate north from Mexico in the spring, and back south ...

En la primavera boreal estas mariposas comienzan una migración ... Hoe ze hun overwinteringsplek terugvinden, blijft een mysterie. The Monarch Butterfly Biosphere Reserve World Heritage property ...

The U.S. Fish and Wildlife Service said it is reopening the public comment period for a proposed rule to list the monarch butterfly as a threatened species under the Endangered Species Act.

This comes as the insects are rapidly declining and are under consideration for Endangered Species Act protections.