New research shows climate change may push monarch butterflies farther south and make their long migration harder in the ...

Suitable milkweed habitat in Mexico may shift south, fracturing existing migration routes and possibly pushing some ...

Suitable habitat for migrating monarch butterflies will shift southwards because of climate change, according to a study ...

Monarch butterflies that hatch in the spring and early summer live fast and die young at only two to six weeks. But those that emerge in late summer can survive six to nine months. That’s long enough ...

Add Yahoo as a preferred source to see more of our stories on Google. In Guatemala, outside the town of Jocotán, in a house hidden from the main road by a thin wall of vegetation, I met Elena, a ...

Migration is one of nature's best strategies for survival. Countless species depend on precise timing to align their journey with food availability, breeding options, and perfect weather to raise ...

Climate change and its impacts — rising seas that lead to land loss, for example, and sustained droughts that make it harder to grow crops in certain areas — are influencing where people live and ...