The eastern monarch butterfly population nearly doubled in 2025, but the numbers remain far below the long-term average. According to the World Wildlife Fund (WWF), The population wintering in central ...

The number of monarch butterflies overwintering this year in Mexico has nearly doubled, according to the 2025 annual census.

How many gardeners that grew milkweed experienced use by monarchs or other butterfly species last year? Do they know what species the other butterflies were? What were the specifics of the ...

This year’s count of 4.42 acres of occupied forest habitat is nearly twice as large as last year's, but eastern monarch ...

The population wintering in central Mexico's forests occupied 4.42 acres, up from 2.22 acres during the previous winter.

One butterfly comes so far, and then it will stop to reproduce, and then the offspring from that monarch will emerge from the ...

Iridescent sweat bees, hairy-faced mining bees, tiny Perdita minima the size of a gnat. Thanks to swarms of apiary ...

Butterflies are vanishing nationwide due to habitat loss, climate change and use of insecticides, according to a new study, ...

UC Master Gardeners of Ventura County can help you practice Integrated Pest Management, or IPM, an approach to controlling ...

March in New England brings the earliest signs of spring. Plants that have been dormant all winter start to wake up and so do ...