Add Yahoo as a preferred source to see more of our stories on Google. At this moment, the male side-blotched lizards of the American West are engaged in dating drama beyond human comprehension. Three ...

Blue-throated lizards that help each other achieve reproductive success are also helping scientists understand how social cooperation evolved. Most examples of cooperative behavior in animals involve ...

Male side-blotched lizards (Uta stansburiana) have three heritable throat colors, associated with three divergent mating strategies. In the 19 December Proceedings of the National Academy of Sciences, ...

The three mating strategies of male western side-blotched lizards are predictable based on the color of their throats: orange, yellow, or blue. Each color is correlated with size, testosterone level, ...