Identifying & Observing Pollinating in Pennsylvania

Large eyes & Smooth body short antennae Thin “ waist” Order 4 wings (2 pairs) 2 wings (1 pair) Flies Order Diptera Fuzzy body (usually) No “wasp waist” Order Hymenoptera 4 wings (2 pairs) Hardened first/outer pair of wings (elytra) Why are bees important? Non-managed, native communities provide valuable Beetles pollination services in natural habitats and agricultural systems. Order Coleoptera Most of the bee species in PA are generalists – they visit, and feed on nectar and a wide variety of plants. When a bee moves pollen from one flower to another, it allows the plant to produce 4 wings (2 pairs), usually seeds, fruits, or vegetables. Without bees, we would not have as covered in colored scales many nutritious foods or beautiful flowers! What do bees do with pollen? Long antennae, thickest at the ends Most female bees specifically collect pollen from flowers. Depending on the bee species, different parts of the body are used for transporting pollen. Pollen is a critical protein source for developing larvae – baby bees! Scopae can cover entire middle & hind legs!

Pollen Scopae (specialized Only bees in the family brushes of hair) Megachilidae carry pollen in scopae under their abdomens.

Pollen Basket (pollen-pellet packing area; hind legs only) Butterflies, Moths, & Skippers Order Lepidoptera To learn more about bee species & their identification, please see the * Insects shown approximately life-size next page… Produced by: Shelby K. Kilpatrick, June 2020. Photos: Nick Sloff (PSU Dept. of Entomology), USGS Bee Inventory & Monitoring Lab, & pngimg. Identifying & Observing Bees in Pennsylvania Field Notes Which types of insects can you find? Introduced to the USA in the Queens overwinter alone before Males have a yellow spot on their Record your observations of their activities! 1620s for production founding a colony face – they are territorial, & crop pollination! in the spring! but harmless!

Honey Bee Bumble Bee Carpenter Bee Apis mellifera () Bombus spp. (Apidae) Xylocopa virginica (Apidae)

Only collects pollen from pumpkin Many of the species in this family These bees are most closely & squash plants, but will visit other are bright metallic green or shiny related to Carpenter Bees, but plant species for nectar! black; a few have stripes. are very tiny in comparison!

Squash Bee Sweat Bee Small Carpenter Bee Eucera pruinosa (Apidae) Halictidae spp. Ceratina spp. (Apidae)

Some species are important Females may nest close together, Females collect soft hairs from of tree fruits, forming large aggregations fuzzy plants to line their nests! particularly apples in PA! in the spring!

Mason Bee Mining Bee Wool-carder Bee Osmia spp. (Megachilidae) Andrena spp. (Andrenidae) Anthidium spp. (Megachilidae)

How many species of bees are there? Females cut out & use World-wide, there are 20,400+ bee species. In Pennsylvania, there circle-shaped pieces of leaves to line their nests! are 430+ bee species. Most of the bees in PA are native, but some are non-native. A few species are also endangered or threatened.

In PA, you can find bees Scan the code to learn on all kinds of flowers! more about bees in PA! Leaf-cutting Bee The best times of the year Website: tiny.cc/BeesofPA Megachile spp. (Megachilidae) to look are the spring Social Media: #BeesofPA through the fall. ! * Bees shown approximately life-size Symbol Pollen Pollen Large cavity-nesting Stem/twig/tube-nesting Social Solitary Key: Basket Soil-nesting Wood-nesting