The monarch butterfly is known by scientists as Danaus plexippus, which in Greek literally means "sleepy transformation." The name evokes the species' ability to hibernate and metamorphize. Adult ...

Dramatic recent declines in the size of monarch butterfly ( Danaus plexippus ) roosts during fall migration. Proceedings of the National Academy of Sciences , 2024; 121 (43) DOI: 10.1073/pnas ...

With vigorous debate surrounding the health of the monarch butterfly, new research from the University of Georgia may have answered the biggest question plaguing butterfly researchers. Why are the ...

The official state butterfly since 2000, monarch butterflies are facing a major ecological threat, according to experts. Local, Western populations of monarchs have declined by around 30% compared to ...

After a stop at spectacular Teotihuacan, we reached the sanctuaries and saw thousands of butterflies draped on the branches and trunks of the trees.

Researchers are planting sacred firs at higher elevations to adapt monarch butterfly habitats to global warming, showing potential despite growth challenges in colder environments. Assisted migration ...

“Monarch Magic,” Butterfly Pavilion’s monthlong celebration of the iconic butterfly, showcases the little pollinators and all they do for humanity, from their cultural impact to ecological ...

The migration of the monarch butterfly is one of the wonders of the natural world. Each autumn, a new generation of monarch butterflies is born in the northern United States and southern Canada.

OKLAHOMA CITY — A recent study from a scientist at the Oklahoma City Zoo is investigating the "Marie Antoinette" phenomenon in Monarch butterflies. The phenomenon allows the butterflies to ...

It doesn’t happen.” His team collected oyamel fir seeds from elevations between 3,100 meters and 3,500 meters inside the Monarch Butterfly Biosphere Reserve in Michoacán state and grew them ...