sweat bee halictus rubicundus on a pink evening primrose oenothera speciosa blossom

animal beautiful bee biodiverse biodiversity bloom blooming blossom botany color ecosystem environmental fauna flower garden grassland green halictidae halictus hymenoptera insect insecticides meadow natural nature nectar oenothera onagraceae organic pesticide petal pink pinkladies plant pollen pollination primrose rosea speciosa summer wild wings