The suffering of monarch butterflies can be tied directly to the killing off of much of North America’s native milkweed stock. The female butterfly lays her eggs only on various kinds of milkweed.

Without milkweed, monarchs would not be able to reproduce, shrinking their population. Since the 1990s the monarch population ... for laying eggs and as food when developing into caterpillars.

Monarch caterpillar on a milkweed plant. CREDIT: Karen Klinger. In this new study, researchers and community scientists monitored urban milkweed plants for butterfly eggs in an effort to to learn ...

The film "Monarch ... butterfly, detailing its stages from egg to caterpillar, to pupa, and finally to butterfly. It highlights the butterfly's migration patterns, its reliance on milkweed for ...

Researchers and community scientists monitored urban milkweed plants for butterfly eggs to ... yards and neighborhoods for monarch butterflies laying their eggs on the plants and caterpillars ...

Monarchs have been in decline for 20 years, spurring conservation efforts by scientists and everyday people, who grow milkweed in gardens, fields and parkways. Got milkweed? Field Museum study ...

Monarch migration The monarch migration is carried out over a single year by four generations of the butterfly ... and lower Canada before laying their eggs and giving birth to a fourth generation.

The Tennessee Department of Transportation is bringing back a popular program aimed at helping butterflies in celebration of National Pollinator Week.

According to a new study from the University of Florida, these tiny pests also pose problems for the iconic monarch butterfly ... tropical milkweed, monarch butterflies laid fewer eggs on the ...

Wojciech Poreba inspects milkweed at Hamlet Park in Cottage Grove while looking for monarch butterfly eggs Wednesday afternoon Aug. 7, 2024. (Devanie Andre / Pioneer Press) In 2020, Poreba raised ...

During a recent visit, Kells, who started the garden and now tends it with a crew of volunteers, gently turned over milkweed leaves, finally revealing a pale monarch butterfly egg — so small it ...