Insects

Fewer butterflies have made the migration to Mexico this year, and they seem in less of a hurry to do so. Researchers believe climate change is contributing to the disruptions.

DFW residents are seeing a green caterpillar infestation eat away at the leaves of their trees, leaving behind a silky mess.

Meteorologists in Southern California were puzzled by the big green blob on their radar — it looked like a rainstorm on what was a clear day. Then they discovered it was beetles.

The rare condition is starting to be seen outside of the Lone Star tick's known territory in the southeastern U.S. Scientists say this could be due to an expansion of tick territory or simply that people are being diagnosed after they leave the area.