It’s hard to overlook the brilliant orange and black wings of a monarch butterfly as it moves through a garden of flowers. It ...

The monarch butterfly is a beautiful and colorful creature, but it takes a while to reach that part of its adult life.

A dangling monarch caterpillar is very close to transforming into a chrysalis, the extraordinary jewel from which a monarch butterfly emerges. If I lean in to see how close, it will curl up tight ...

Walton blames the use of herbicides and pesticides for the decline in the monarch butterflies. If cattle eat milkweed, it can ...

The monarch butterfly is widely recognized and widely dispersed across North America and it's in trouble. Federal officials decide soon whether it gets protection under the Endangered Species Act.

Famous for its marathon migration across North America, the monarch butterfly has seen its numbers drop almost 90 percent in the past two decades. Now, the iconic insect with the orange and black ...

"We can save the monarch butterfly in North America, but only if we act quickly and together," Dan Ashe, the director of the U.S. Fish and Wildlife Service, told reporters.

Monarch butterfly populations are crashing — but we can choose to do something about it A species once numbering in the millions has reached 5% of its population in the '80s.

The fate of the monarch butterfly still hangs in the balance after the U.S. Fish and Wildlife Service made a decision Tuesday on adding it to the list of threatened species under the Endangered ...

The migratory monarch butterfly was flagged as endangered on the IUCN Red List, but federal protection in the US is still up in the air. By Lauren J. Young Published Aug 8, 2022 7:00 PM EDT ...

This year’s estimate found the eastern monarch butterfly colonies took up just 2.2 acres of regional forests, 59% less than during the 2022-2023 winter season.