Sweat bee nest choice experiment (IMAGE) Smithsonian Tropical Research Institute Caption The entrances to bee nests were lined up under this awning showing different patterns. When the bees left a nest to forage, researchers switched the order of the nests, and when the bees returned, they were able to find the nest, apparently based on the awning pattern. Credit Sandra Chaib Usage Restrictions Credit: Sandra Chaib License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.