Monarch butterflies depend on the milkweed plant as the only food source for its larvae, ... Sciencing. Why This Is The Only Plant Monarch Butterfly Caterpillars Can Eat. Story by Eric James Beyer ...

The monarch butterfly was classified as an endangered species by international conservations, Thursday. The number Western monarch has plummeted by about 99.9%.

In Marin, only 141 monarch butterflies were observed in the winter of 2020-2021, down from a record 38,700 counted in 2015. The count for 2021-2022 saw a minor improvement with 180 butterflies.

Habitat loss and climate change have reduced the monarch population by more than 80 percent over the past 20 years, experts say. Until this year, Ms. Elman’s quest had been a lonely one.

WOODSTOCK, Vt. (WCAX) - This time of year, monarch butterflies are transforming from the caterpillar stage. The Vermont Center for Ecostudies is on its Mission Monarch, a hunt for caterpillars ...

Monarch Butterflies Migrate 3,000 Miles—Here's How. ... 4th of July Sale ... These monarch larvae consume vast amounts of milkweed before forming a chrysalis and transforming into adult butterflies.

Much has been written about preserving habitat for this endangered butterfly by planting milkweed, the only food the butterfly’s distinctive striped larvae will eat. The female monarch lays eggs ...

Wojciech Poreba inspects milkweed at Hamlet Park in Cottage Grove while looking for monarch butterfly eggs Wednesday afternoon Aug. 7, 2024. (Devanie Andre / Pioneer Press) Raising and releasing ...