"Even monarchs have limits." Researchers issue warning after observing unexpected pattern among butterflies: 'There are side effects' first appeared on The Cool Down.

Western Monarch Day exists because one of North America’s most visible migrations nearly vanished without ever making ...

For years, home gardeners have been told to do one thing to save monarch butterflies: plant milkweed, the only plant monarch caterpillars eat. And for years, that’s what Linda Barber Auld, known as ...

If it feels like there are fewer bugs now than there were decades ago, it’s not just nostalgia. Scientists estimate that, due to factors such as pesticide use, habitat loss, and climate change, as ...

Climate warming reduces nectar quality in flowers, leaving migrating monarch butterflies with less energy to survive winter.

Amid the eucalyptus groves at Natural Bridges State Beach in Santa Cruz, local bug enthusiast Sasha Hernandez squinted through the draping green leaves, searching for flashes of black and orange — the ...

Arkansas is a great place to spot monarch butterflies as it falls directly in their migration path! While monarch butterflies travel through Arkansas in both the spring (late March to April) and the ...