The annual migration of monarch butterflies is one of science's great mysteries: millions of monarchs know the correct path ...

Monarchs traveled to a remote part of Mexico, a journey they've made for thousands of years, and wintered there. Now tens of ...

The latest official report of monarch butterflies overwintering in Mexico has just been released and offers some ...

This proposal is a big deal — monarchs are among the most recognizable and beloved animals in the US — and a long time coming ...

The plight of the monarch butterfly could cost farmers a valuable tool in the fight to protect crops from weeds and pests. An ...

A kaleidoscope of orange-and-yellow monarch butterflies soon will return to Michigan as they finish their overwintering in Mexico and Central America and begin fluttering home to breed.

Overwintering habitat provides an essential ... The reopening of the public comment period for the monarch butterfly was published Tuesday in the Federal Register reading room.

The peak of the spring monarch butterfly migration in Texas typically occurs from late March to early April. See where on Journey North.

The eastern monarch butterfly population has nearly doubled ... which Miller said helped protect breeding and overwintering grounds. Get top local stories in DFW delivered to you every morning ...

The overwintering area occupied by eastern ... Why Your Space Truly Matters Monarch Butterflies (Danaus plexippus) are one of nature’s greatest migrators, with their survival depending on ...

The result: Eastern monarch butterfly populations have shown signs ... possibly due to triple-digit heat and wildfires destroying their overwintering habitats. Now, after a recent study published ...