Small But Mighty Female Lizards Control Genetic Destiny (U.S. News & World Report)

Dartmouth researchers Ryan Calsbeek and Bob Cox study male and female brown anole lizards in the Bahamas. As the researchers point out, one of the most striking features of this species is that the males and females actually look like two entirely different species: the males are two to three times larger than the tiny females, weighing just one to two grams apiece.

Read the full story, published by U.S. News & World Report, 4/6/10