The monarch butterfly, long idolized for its epic migrations and delicate beauty, is facing another alarming chapter in its decline. Volunteers with the Xerces Society's midseason monarch count, ...

Renowned photography competition selects winning photos with a concerning cause for butterflies and climate change.

The U.S. Fish and Wildlife Service proposes listing Monarch butterflies as threatened, seeking public input until March 2025.

Monarch butterflies have declined 80 percent or more in recent decades Each year, eastern monarchs embark on a migration spanning thousands of miles and multiple generations to overwintering ...

They are brightly colored and unique, both as caterpillars and later as mature insects ... In a 2022 study, we analyzed counts of monarch butterflies during the North American Butterfly Association’s ...

“A significant deterioration in numbers was found, according to the survey respondents,” said Martin Visser on behalf of the Moths and Butterflies of NZ Trust (MBNZT). “We compared the results of this ...

EPA must better assess the dangers of pesticides, especially in monarch breeding habitats in state’s Central Valley.

Citizen scientists are called on to help with tagging monarch butterflies and find out why their numbers are dropping.

Some four to five dozen Monarch butterflies, one or two at a time, were alighting on many zinnias then massively in bloom, ...

FILE - A monarch butterfly on milkweed in bloom ... Gardeners can also plant milkweed, the main food source for monarch caterpillars. “It’s really an all-hands-on-deck effort that’s required ...

The monarch butterfly is an iconic species ... monarchs lay eggs on introduced milkweed species for their caterpillars to feed and develop. They take up the plant's toxins as part of their ...