Pollinators in Massachusetts include bats, bees, hummingbirds, butterflies, moths, wasps, flies, and beetles. These beneficial species are both beautiful to observe and critical to the preservation of the state's diverse eco-system and agriculture. This portable folding guide includes illustrations and descriptions of 140 species and a back-panel map featuring some of the state's top nature viewing hot spots. A handy field reference and perfect take-along guide for visitors and nature enthusiasts of all ages.