Courtship and mating behaviors had been observed over the last week and today, despite the cooler indoor environment and limited sunlight, the first batches of eggs have been laid. The eggs were deposited on the underside of the leaves of...

Prof. Ries will give a talk on March 29th on butterfly responses to climate change as part of American University's Humanities series on energy. For more information, see here:...

A spatially explicit demographic model for North American monarchs and implications for conservation by Dr. Ries and colleagues was published by Ecological Entomology. The model results indicate that conservation actions in multiple regions will...

Our first generation of silver-spotted skipper caterpillars are almost all finished developing (except for the unfortunate individuals who were put in the coldest treatments). We now have adults emerged and in the mating cage - hopefully ready...