CHICAGO — Let’s talk about butterflies vs. moths. They’re both insects. They both begin life as caterpillars. When the caterpillar enters its pupa stage, it will emerge as one or the other. Butterfly ...

A Manchester reader wrote: “This butterfly caught my attention because it was rather larger than the monarch and other butterflies that usually frequent my garden. Can you help to identify it?” Our ...

Scientists have published a broad review of what they’ve learned about moths and butterflies over the last few decades. Scientists have published a broad review of what they’ve learned about moths and ...

In any competition, there are winners and losers. In the race to adjust to a changing climate, some butterflies seem to be doing well. But others, less so. This uplifting news is masking the plight of ...