Each summer on the Chico High Road, a careful observer will see about a thousand bees burrowing on the road. Today the bees were easy to find because young Horned Larks were also present and the birds were eating some of the bees. These bees are a type of digger bee in a group called Diadasia, a colonial nesting species. Females emit a pheromone which attracts males and here are two groups of bees, mostly males attempting to mate with a few females.
If You Snooze You Lose