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Search results for Butterflies

Ecology Aug 16, 2024

Combining genetic diversity data with demographic information reveals extinction risks of natural populations

Genetic diversity, a key pillar of biodiversity, is crucial for conservation. But can snapshot estimates of genetic diversity reliably indicate population extinction risk? New research shows that genome-wide genetic diversity ...

Plants & Animals Aug 15, 2024

Rare butterfly only found on Pa. military base should be listed as endangered, feds say

The eastern subspecies of the regal fritillary butterfly, marked by orange forewings and dark hindwings, is found in only one location in North America and is threatened with extinction.

Plants & Animals Aug 13, 2024

Scientists develop a unique approach to conserve the monarch butterfly

The monarch butterfly (Danaus plexippus L.) is one of the most widely popular butterfly species in North America. We are accustomed to seeing its beautiful orange wings with black-veined outlines flying in gardens and wildflower ...

Plants & Animals Aug 9, 2024

How do butterflies stick to branches during metamorphosis?

Most of us learned about butterfly metamorphosis as a kid—a wriggly caterpillar molts its skin to form a tough chrysalis and emerges as a beautiful butterfly. But how exactly do chrysalises stay anchored as the butterfly ...

Plants & Animals Jul 31, 2024

Monarch butterflies need help, and research shows a little bit of milkweed goes a long way

Monarch butterflies, with their striking orange and black wings, are some of the most recognizable butterflies in North America. But they're in trouble.

Plants & Animals Jul 29, 2024

Winter breeding offers lifeline for monarch butterflies in Northern California

Monarch butterflies in Northern California are adapting to a changing climate by embracing an unexpected strategy: breeding in the winter. The shift could be key to the survival of the iconic insect, according to a new study ...

Plants & Animals Jul 24, 2024

When it comes to butterflies, people prefer pretty ones: That's a problem for scientists.

Research shows humans often perceive attractive people as more intelligent, healthier, better leaders and more trustworthy. It turns out this bias extends to the insect world.

Plants & Animals Jul 23, 2024

Butterflies accumulate enough static electricity to attract pollen without contact, research finds

Butterflies and moths collect so much static electricity while in flight, that pollen grains from flowers can be pulled by static electricity across air gaps of several millimeters or centimeters.

Plants & Animals Jul 22, 2024

Q&A with entomologist: Fewer bees and other pollinating insects lead to shrinking crops

Many plants, from crops to carnations, cannot bear fruit or reproduce without bees, beetles, butterflies and other insects to pollinate them. But the population of insect pollinators is dropping in the U.S., due in part to ...

Plants & Animals Jul 18, 2024

Rare butterfly is behind 'mass destruction' of rare Miami plants: Can both be protected?

A small butterfly once thought extinct has staged such a comeback in South Florida that it is now considered a bit of a garden pest—and a persistent problem for a renowned research facility where its caterpillars feast on ...

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