Like all ectotherms, lizards gain energy to go about their business by absorbing heat from their surrounding environment. Often lizards bask in the sun to maximize their heat absorption. But there are other, subtler things that can also affect how… Read more ›

Invasive red fire ants from South America have become a major pest in southwestern U.S., bringing their stinging venom and crop-destroying ways. In this edition of Field Talk, we catch up with Tracy Langkilde, assistant professor of biology at Penn… Read more ›