Spring is here, as we saw today with one of our first sightings this year of a the mining bee of the genus Andrena sp. These medium sized bees (similar to the size of a honey bee) burrow nests about 2-3 inches into the ground and are common during the spring time. We found a large number of nests on a hillside in State College. The nests are easy to identify as they are commonly found on […]