A harvester ant worker (Pogonomyrmex rugosus) pulls grass seeds off the stalk. Ants store the seeds in underground chambers to carry them through times of drought. Tucson, Arizona, USA

Pogonomyrmex rugosusPogonomyrmexmyrmicinaeformicidaerough harvester antharvester antsdesertpsammophoreworker antsant workersinsectsgranivorydesert ecologyseedsgrass