Scientists and transport officials in Florida have planted 15,000 milkweed plants along roadsides to help monarch butterflies ...

Add Yahoo as a preferred source to see more of our stories on Google. We have been encouraging our backyard milkweed to grow ever since we moved over five years ago. I have friends who have issues ...

Learn which monarch butterfly predators and parasites pose a real threat to their survival, and which are part of the natural life cycle.

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

Monarch butterflies have just five to seven weeks to accomplish something no single generation can finish alone, and by ...

Reddit One Reddit gardener has excitedly shared the result of several seasons spent growing milkweed from seeds collected at ...

Every Monday in August, Heidi Emmons is leading a group of citizen scientists into fields containing milkweed to count monarch caterpillars and eggs. The goal is to learn more about how monarch ...

Monarch butterfly populations have nearly doubled this year, an annual survey of the species found. At the end of each summer, the beloved pollinators migrate from southern Canada and the northern and ...

In a previous column, I mentioned last fall’s annual count of California monarch butterflies was only 12,260. This contrasts ...

A trio of German entomologists has found that young monarch caterpillars switch from avoiding milkweed-toxin-rich latex to eating it as they get older. Their paper is published in the journal ...

Overview of monarch breeding biology / Karen S. Oberhauser -- Temporal and geographical variation in monarch densities : citizen scientists document monarch population patterns / Michelle D. Prysby ...

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