Field Talk

Battles of the sexes [ 9:40 | 8.85 MB ] Play Now | Play in Popup | Download (1)

In this edition of Field Talk, we catch up with Ethan Temeles, a biologist at Amherst College, who tells us a tale of competition among the sexes in Caribbean hummingbirds – competition so severe that it drives their evolution. The… Read more ›

Lizard Evolution and the Ants In Your Pants Dance [ 9:36 | 8.78 MB ] Play Now | Play in Popup | Download

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 ›