Wildlife in Pennsylvania

Here’s what naturalists are spotting in Pennsylvania right now - pulled live from recent research-grade observations. Browse by group, explore the map, and identify what you find with Huck.

443,969

recent observations

30

species listed

10

birds

6

insects & arthropods

7

plants

Naturalists have logged 443,969 research-grade observations across the 30 most-recorded species in Pennsylvania. The most frequently seen is the White-tailed Deer, with 25,429 recorded sightings.

Birds account for the largest share of what gets recorded there (10 of the species listed here), followed by insects & arthropods (6).

🖨️ Printable wildlife checklist

Most-observed species in Pennsylvania

White-tailed Deer

Odocoileus virginianus

25,429 observations

Turdus migratorius

22,301 observations

Spotted Lanternfly

Lycorma delicatula

22,275 observations · iNaturalist

Anaxyrus americanus

19,785 observations

Danaus plexippus

18,346 observations

Eastern Gray Squirrel

Sciurus carolinensis

17,331 observations

Branta canadensis

16,818 observations

Northern Cardinal

Cardinalis cardinalis

16,673 observations

Common Eastern Bumble Bee

Bombus impatiens

16,500 observations

Alliaria petiolata

16,172 observations

Common Garter Snake

Thamnophis sirtalis

15,822 observations

Asian Lady Beetle

Harmonia axyridis

15,049 observations

Anas platyrhynchos

14,264 observations

Podophyllum peltatum

14,184 observations

Western Honey Bee

13,321 observations

Notophthalmus viridescens

13,106 observations

Zenaida macroura

12,674 observations

Eastern Tiger Swallowtail

Papilio glaucus

12,602 observations

American pokeweed

Phytolacca americana

12,399 observations

multiflora rose

Rosa multiflora

12,210 observations

Great Blue Heron

12,130 observations

Red-tailed Hawk

Buteo jamaicensis

11,998 observations

common milkweed

Asclepias syriaca

11,856 observations

Eastern Skunk Cabbage

Symplocarpus foetidus

11,789 observations

Eastern Red-backed Salamander

Plethodon cinereus

11,702 observations

Red-winged Blackbird

Agelaius phoeniceus

11,587 observations

Passer domesticus

11,578 observations

Melospiza melodia

11,407 observations

Lithobates clamitans

11,366 observations

Hesperis matronalis

11,295 observations · iNaturalist

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