This winter’s annual Western Monarch Count was the third lowest on record. Scientists say habitat loss, climate change and ...

A University of Miami biologist and a Princeton University researcher are among the first to utilize tiny sensors that allow ...

Western Monarch Day exists because one of North America’s most visible migrations nearly vanished without ever making ...

A monarch butterfly enjoys the flowers at the Tom Ridge and Julian Wetlands in this file photo. Cooler temperatures and shorter days; goldenrods and asters blooming by the roadside. These are all ...

The all-time lowest population size in Pismo Beach was reported in 2020, when only 199 butterflies were counted at the ...

Monarch butterflies are amazing butterflies! The monarch butterfly is unique in its two-way migration pattern, traveling both north and south to spend the winter in warmer climates. One of the places ...

Monarch butterflies follow a two-way migration pattern to avoid winter. A two-way migration pattern is when an insect or animal migrates between two places or regions for any given reason. For the ...

Amid the eucalyptus groves at Natural Bridges State Beach in Santa Cruz, local bug enthusiast Sasha Hernandez squinted through the draping green leaves, searching for flashes of black and orange — the ...

Each fall, millions of monarch butterflies fly across Texas skies on their 3,000-mile journey to the mountains of central Mexico. The state's position in the center of the migratory route makes it ...

The most unsettling declines aren't sudden collapses but slow thinnings that force us to realize, too late, that ...

The California State Parks Foundation is asking residents to report monarch butterfly sightings in an effort to support ongoing research into the species' whereabouts. The request comes ahead of ...