The experiment began in 2017, when Sáenz-Romero and his team gathered seeds from oyamel fir trees in the Monarch Butterfly Biosphere Reserve at various altitudes. For two years, the plants grew ...

Some suggest monarch butterfly proponents could start “seed bombing” Michigan with milkweed, if they haven’t already. There’s good reason that milkweed fell out of favor. The sap inside ...

In 2017, Sáenz-Romero and colleagues gathered seeds from cones from eight stands of sacred fir in the Monarch Butterfly Biosphere Reserve (MBBR) in Mexico, at altitudes between 3,100 and 3,500 ...

Monarch butterfly numbers are dwindling and have been ... An overwhelming response led to the distribution of 780,000 milkweed seed packets in 2023, an effort that sought to restore landscapes ...

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 ...

Scientists want to grow novel higher-elevation forest for the butterflies. But it will take a half a century—and that creates ...

Part of the butterflies’ remaining habitat — the fir trees in the Monarch Butterfly Biosphere Reserve in Michoacán — is slowly shifting upwards as the climate warms. But the firs will ...

After 2021 home purchase, Whittier woman immerses herself in transforming turf into living canvas, one that draws neighbors’ ...

More information: Andrew K. Davis et al, Dramatic recent declines in the size of monarch butterfly ( Danaus plexippus ) roosts during fall migration, Proceedings of the National Academy of ...

There has been a decline in monarch butterfly numbers at the Te Puna Quarry ... DO grow your own plants from seed – that way you will know for sure whether the leaves are safe for caterpillars.

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

“The AIM Team works with mission-sensitive species like the monarch butterfly that, if listed under the Endangered Species Act, would affect military mission readiness in the training areas ...