Optimal foraging theory provides a framework to understand how organisms balance the benefits of harvesting resources within a patch with the sum of the metabolic, predation, and missed opportunity ...

This is a preview. Log in through your library . Abstract Optimal diets were determined for each of 109 individual Columbian ground squirrels (Spermophilus columbianus) at two sites in northwestern ...

If you are wondering how long you personally are willing to stand in line to buy that hot new holiday gift, scientists at Johns Hopkins Medicine say the answer may be found in the biological rules ...