Two-spotted Longhorned Bees are great pollinators. They have large hind legs with long hairs that trap pollen grains from the flowers they visit. Look for them on the blossoms of coneflowers, asters, mallows, and legumes.
Details of the:
Two-Spotted Long-Horned Bee
Category: Bee, Ant, Wasp and Similar
Common name: Two-Spotted Long-Horned Bee
Scientific Name: Melissodes bimaculata
Size (Adult, Length): 11mm to 15mm (0.43in to 0.59in)
Identifying Colors: black, yellow
Additional Descriptors: flying, pollen, legs, hairy, stinging, helpful
North American Reach (Though Not Limited To*): Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Hawaii; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming; Alberta; British Columbia; Manitoba; New Brunswick; Newfoundland and Labrador; Nova Scotia; Ontario; Prince Edward Island; Quebec; Saskatchewan; Mexico
* Keep in mind that an insect's reach is not limited by lines on a map and therefore may appear in areas/regions/states beyond those listed above.