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23,941   species in Pennsylvania

Species results

Black Scoter
2,763 obs
🌍 Migratory

Black Scoter

Melanitta americana
ribwort plantain
2,756 obs

ribwort plantain

Plantago lanceolata
Green Sunfish
2,725 obs
Aquatic

Green Sunfish

Lepomis cyanellus
rue anemone
2,725 obs

rue anemone

Thalictrum thalictroides
common greenshield lichen
2,717 obs

common greenshield lichen

Flavoparmelia caperata
Perplexing Bumble Bee
2,716 obs
🐜 Eusocial 🦀 Exoskeleton

Perplexing Bumble Bee

Bombus perplexus
American sweetgum
2,711 obs

American sweetgum

Liquidambar styraciflua
Connecticut Warbler
2,708 obs
🌍 Migratory

Connecticut Warbler

Oporornis agilis
Spring Peeper
2,707 obs
🐸 Aquatic larva 🦋 Metamorphosis

Spring Peeper

Pseudacris crucifer
black locust
2,701 obs
Nitrogen-fixing

black locust

Robinia pseudoacacia
Brown Marmorated Stink Bug
2,696 obs
🦀 Exoskeleton

Brown Marmorated Stink Bug

Halyomorpha halys
Black Tern
2,695 obs

Black Tern

Chlidonias niger
Red Milkweed Beetle
2,679 obs
🦀 Exoskeleton 🦋 Metamorphosis

Red Milkweed Beetle

Tetraopes tetrophthalmus
Orchard Orbweaver
2,670 obs
🕸️ Ambush predator 🦀 Exoskeleton

Orchard Orbweaver

Leucauge venusta
Canadian wild ginger
2,655 obs

Canadian wild ginger

Asarum canadense
Ebony Jewelwing
2,653 obs
🐸 Aquatic larva 🦀 Exoskeleton

Ebony Jewelwing

Calopteryx maculata
Bold Jumping Spider
2,640 obs
🕸️ Ambush predator 🦀 Exoskeleton

Bold Jumping Spider

Phidippus audax
Eastern Tailed-Blue
2,635 obs
🦀 Exoskeleton 🦋 Metamorphosis

Eastern Tailed-Blue

Cupido comyntas
swamp milkweed
2,630 obs

swamp milkweed

Asclepias incarnata
Lake Trout
2,608 obs
Aquatic

Lake Trout

Salvelinus namaycush
great rhododendron
2,592 obs
🐸 Aquatic larva

great rhododendron

Rhododendron maximum
eastern redcedar
2,564 obs

eastern redcedar

Juniperus virginiana
Peck's Skipper
2,551 obs
🦀 Exoskeleton 🦋 Metamorphosis

Peck's Skipper

Polites peckius
American cancer-root
2,529 obs

American cancer-root

Conopholis americana
Eastern Boxelder Bug
2,518 obs
🦀 Exoskeleton

Eastern Boxelder Bug

Boisea trivittata