Jun 19, 2026
i
Photo attribution
(c) jamie bee, some rights reserved (CC BY)
License: CC BY 4.0 ↗
Image may be shown cropped inside the card frame.
Bugs Guide
Bugs Guide for Pennsylvania
Forests, ridges, rivers, and Appalachian wildlife
Bug highlights, common sightings, and the best places to look for bugs in Pennsylvania. Use the highlight list to start quickly, then work through the full guide for a broader local view.
Sightings
548
Species
164
Active Months
12
Category Overview
Bugs across Pennsylvania
This guide focuses on butterflies, bees, beetles, and other small species within Pennsylvania's wider region guide, making local walks, gardens, and close-up exploring feel richer.
Latest Sightings
Recent insect sightings in Pennsylvania
A recent look at insect sightings across Pennsylvania.
Jun 19, 2026
Centennial Arboretumi
Photo attribution
no rights reserved
License: CC0 1.0 ↗
Image may be shown cropped inside the card frame.
Jun 16, 2026
i
Photo attribution
(c) Eric Baratta, some rights reserved (CC BY)
License: CC BY 4.0 ↗
Image may be shown cropped inside the card frame.
Jun 16, 2026
i
Photo attribution
(c) Eric Baratta, some rights reserved (CC BY)
License: CC BY 4.0 ↗
Image may be shown cropped inside the card frame.
Jun 16, 2026
i
Photo attribution
(c) Eric Baratta, some rights reserved (CC BY)
License: CC BY 4.0 ↗
Image may be shown cropped inside the card frame.
Jun 16, 2026
i
Photo attribution
(c) Eric Baratta, some rights reserved (CC BY)
License: CC BY 4.0 ↗
Image may be shown cropped inside the card frame.
Sightings Map
See where insect sightings cluster
Start wide, then zoom in to see where insect sightings cluster across Pennsylvania.
Loading map…
Top Highlights
Top 5 bugs to look for in Pennsylvania
These bugs are snapped the most across this region.
Asian Lady Beetle
39 snaps
Monarch Butterfly
22 snaps
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Eastern Tent Caterpillar Moth
17 snaps
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Spotted Lanternfly
16 snaps
Bee
15 snaps
Places to Start
Best places for bugs in Pennsylvania
These place guides connect well with the bugs covered in this region.
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Park41 sightings50 species
Pennsylvania, US
Lyman Run State Park
You might spot Admiral Butterfly and Forest Tent Caterpillar Moth.
View place guide →
Park30 sightings12 species
Pennsylvania, US
Longwood Gardens
You might spot Blue Dasher, Cottony Cushion Scale, and Common Drone Fly.
View place guide →
Park38 sightings50 species
Pennsylvania, US
Morris Arboretum
You might spot Harlequin Bug, White-Tailed Deer, and Bee.
View place guide →
Park42 sightings50 species
Pennsylvania, US
Plant Collections Network
You might spot Eastern Tiger Swallowtail, Eastern Bluebird, and Monarch.
View place guide →
Park41 sightings50 species
Pennsylvania, US
Centennial Arboretum
You might spot House Sparrow, Spotted Lanternfly, and American Robin.
View place guide →
Park44 sightings50 species
Pennsylvania, US
Reading Public Museum
You might spot Spotted Lanternfly, White-Tailed Deer, and American Robin.
View place guide →
Full Guide
Full Pennsylvania bugs list
The complete ranked list for this guide, ordered by sightings count.
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Asian Lady Beetle
Monarch Butterfly
Eastern Tent Caterpillar Moth
Spotted Lanternfly
Bee
Admiral Butterfly
Bicolored Sallow
Silver-spotted Skipper
Six-spotted Tiger Beetle
Cabbage White
Common Drone Fly
Margined Leatherwing Beetle
Common Eastern Bumble Bee
Eastern Tiger Swallowtail
Red Admiral
Eastern Eyed Click Beetle
Tan Jumping Spider
Brown-belted Bumble Bee
Margined Calligrapher
Orchard Orbweaver
Bold Jumping Spider
Eastern Comma
Isabella Tiger Moth
Luna Moth
Two-spotted Bumble Bee
Eastern Carpenter Bee
Forest Tent Caterpillar Moth
Pale Green Assassin Bug
Red Milkweed Beetle
Summer Azure
Dark Fishing Spider
Delicate Cycnia Moth
Eastern Calligrapher
Eastern Cicada-killer Wasp
Ebony Jewelwing
Golden-backed Snipe Fly
Great Spangled Fritillary
Hickory Tussock Moth
Little Wood Satyr
Oriental Beetle
Polyphemus Moth
Red-banded Leafhopper
Spotted Cucumber Beetle
American Lady
American Nursery Web Spider
Black Swallowtail
Black-And-Gold Flat Millipede
Blue Dasher
Cecropia Moth
Changeable Mantleslug
Eastern Black Carpenter Ant
European Woolcarder Bee
Fourteen-spotted Lady Beetle
Harlequin Bug
House Centipede
Huron Skipper
Juvenal's Duskywing
Meadow Fritillary
Orange Sulphur
Peck's Skipper
Red-Banded Hairstreak
Spicebush Swallowtail
Zabulon Skipper
Zebra Jumping Spider
American Copper
American Giant Millipede Complex
Bald-faced Hornet
Common Buckeye
Common Idia Moth
Common Picture-winged Fly
Common Whitetail
Dobsonfly
Eastern Boxelder Bug
Four-lined Plant Bug
Giant Leopard Moth
Gray Hairstreak
Green Cloverworm Moth
Green Stink Bug
Large Lace-Border Moth
Large Yellow Underwing
Lone Star Tick
Meadow Spittlebug
Oriental Cockroach
Slaty Skimmer
Small Milkweed Bug
Southern Yellowjacket
Swamp Milkweed Leaf Beetle
Twenty-spotted Lady Beetle
Virginia Ctenucha Moth
White-lined Sphinx
Wool Sower Gall Wasp
Acanthocephala terminalis
American Carrion Beetle
American Cockroach
American Copper Underwing
American Snout
Ashy Clubtail
Autumn Meadowhawk
Banded Hairstreak
Banded Tussock Moth
Bent-Lined Carpet
Bicolored Striped Sweat Bee
Black Vine Weevil
Black-and-gold Bumble Bee
Blue-Winged Scoliid Wasp
Bronzed Tiger Beetle
Carolina Mantis
Common Checkered-Skipper
Crab Spider
Eastern Forktail
Eastern Harvestman
Eight-spotted Forester Moth
European Mantis
Faint-Spotted Palthis Moth
Fall Webworm Moth
Familiar Bluet
Fatmucket
Ferruginous Carpenter Ant
Firefly
Fragile Forktail
Garden Snail
Gerris
Greater Bee Fly
Greenbottle Flies
Halloween Pennant
Hemlock Woolly Adelgid
Hobomok Skipper
Holarctic Azures
Io Moth
Japanese Beetle
Juniper Geometer Moth
Keeled Treehopper
Lesser Maple Spanworm Moth
Lettered Habrosyne Moth
Magnolia Green Jumping Spider
Maple Looper Moth
Mourning Cloak
North American Tarnished Plant Bug
Northern Walkingstick
Ocola Skipper
Painted Lady
Pale Beauty
Porcelain Gray
Question Mark
Rathke'S Woodlouse
Seven-spotted Lady Beetle
Shaded Fuzzy Ant
Southern Masked Chafer
Splendid Earth-Boring Beetle
Stripe-legged Robber Fly
Thick-Legged Hover Fly
Tulip-tree Silkmoth
Twice-Stabbed Stink Bug
Two-spotted Longhorn Bee
Variegated Fritillary
Versute Sharpshooter
Virginian Tiger Moth
Walnut Lace Bug
Western Conifer Seed Bug
Wetland Giant Wolf Spider
White-dotted Prominent
White-spotted Sawyer
Woodlouse Spider
Yellow-legged Mud-dauber Wasp
Other Guides
Keep exploring Pennsylvania
Switch from bugs to birds and flowers for a broader view of Pennsylvania's wildlife and nature.
