Monarch butterflies are important culturally and ecologically across North America. Generations have watched in wonder as yellow-and-black striped caterpillars fold into green-and-gold chrysalises ...

The monarch butterfly is easily identified by its bold ... Some monarch butterflies migrate each year while others do not. As caterpillars, they live exclusively on milkweed.

Federal wildlife authorities announced a proposal to list the monarch butterfly as a threatened ... are the sole host plants for the insect’s caterpillars. Monarch butterflies are divided ...

U.S. officials moved Tuesday to protect the monarch, an iconic orange-and-black butterfly famous for its ... to designate the monarch, whose caterpillars eat a plant called milkweed, as one ...

The majestic monarch butterfly, known for its vibrant orange ... sources for adult butterflies as well as milkweed plants that caterpillar larvae depend on. Herbicides: The use of herbicides ...

The U.S. Fish and Wildlife Service announced Tuesday that it is proposing the monarch butterfly for threatened ... Milkweed is the only plant that monarch caterpillars can eat, and its decline ...

the proposed listing would generally prohibit anyone from killing or transporting the butterfly. People and farmers could continue to remove milkweed, a key food source for monarch caterpillars ...