The spongy masses are the eggs of the spotted lanternfly and spongy moth, two "economically and environmentally destructive invasive insects," USDA said in a notice sent out earlier this month.

So, what exactly are we on a quest to destroy? Eggs – huge masses of them that look like mud. "The spotted lanternfly and spongy moth are economically and environmentally destructive invasive ...

You've probably noticed them in your doorway, along windows and in the nooks and crannies of your car. It's miller moth season ... then migrate back and lay their eggs," said Francisco Garcia ...

Penn State Extension offers a Guide to Spongy Moth Egg Mass SurveyingOpens In A New Window, which includes an instructional video, both of which explain how to survey for spongy moth egg masses.

This early spring, Delawareans need to be on the lookout for the egg masses of two highly invasive insects: the spotted lanternfly and spongy moth. The best way to take them out of the state?

Bronsky said spongy moths usually spread around the country in the form of egg masses. “Egg masses get laid on everything,” Bronsky said. “They can lay them on your barbeque or your backyard ...

Swarms of moths lay their eggs in oak trees and the newly hatched caterpillars, known as oak worms, strip oak trees of leaves and litter sidewalks and driveways with their waste. The bare trees ...