The number of monarch butterflies spending winter in the western U.S. dropped dramatically this year, despite moves to extend ...

Copyright 2025 The Associated Press. All Rights Reserved. A butterfly sits on a leaf at Monarch Grove Sanctuary in Pacific ...

The natural phenomenon of the iconic monarch butterflies migrating south for the winter is a fascinating one - and it's one ...

The number of monarch butterflies in California is in sharp decline this year. This is the second-lowest population recording ...

Are monarch butterflies endangered? Monarch population numbers are falling and it's clear that these butterflies need our ...

Monarch butterflies depend on human intervention to thrive in the wild, as highlighted by the traveling exhibit "Monarchs and ...

This winter, volunteers from the Xerces Society, a nonprofit environmental group, tallied just 9,119 western monarchs — a ...

A winter count of visiting monarch butterflies found a steep drop from previous years, which has scientists worried about the ...

Scientists are grappling with a stark population decline of the western monarch butterfly after the species’ numbers hit a ...

This grant is more than just an opportunity it’s a lifeline for the Monarch migration,” said Shiran Hershcovich, Lepidopterist Manager at Butterfly Pavilion. The U.S. Fish and Wildlife Service ...