The widespread use of pesticides, such as Roundup, has killed off milkweed plants, a crucial food source for monarchs.

Most pollinators work under our radar and are easily overlooked when a garden receives the admiring human gaze. A closer look into the flower of a plant in bloom may reveal a small invertebrate ...

Say the word “butterfly,” and the iconic orange and black of the monarch may immediately spring to mind. But they are becoming a rarer and rarer sight in nature.

PERRYSBURG, Ohio — Learning in the field was definitely the goal for two northwest Ohio science teachers who went on a field ...

Lorain Mayor Jack Bradley has signed the National Wildlife Federation’s Mayors’ Monarch Pledge, officially committing the city to take four meaningful actions to help save the declining ...

Monarch butterflies are unique in their migration patterns. Eastern monarchs travel between Mexico and the U.S., spending ...

The study was one of several that assessed the effects of climate change on three species of butterflies whose populations are declining.

Migrating monarchs live about ten months, summer ones about three weeks. Instead of embarking on their journey north in mid-April as they have for eons, they now leave the mountains of Mexico to the U ...

The Western population of the monarch butterfly has declined to a near-record low with fewer than 10,000 found living in the ...

Some of the largest clusters this season were found in Santa Cruz County, with 1,406 monarchs at Lighthouse Field State Beach ...