Species library

Rice field frog

Fejervarya kawamurai

The spirited soundtrack of East Asian nights, the Rice field frog is a master of the 'sit-and-wait' hunt. Perfectly c...

Amphibians

Richardson's Ground Squirrel

Urocitellus richardsonii

The 'flickertail' of the prairies, Richardson's Ground Squirrel is a master of the upright alert. Watch as these soci...

Mammals

Richmond's Squirrel

Sciurus richmondi

The Richmond's Squirrel is a rare and beautiful endemic of Nicaragua's lush lowlands. Known for its rich mahogany coa...

Mammals

Riley's Giant Scale Insect

Crypticerya rileyi

A marvel of desert adaptation, Riley's Giant Scale Insect wears a protective coat of fluted wax to thrive in the heat...

Insects

Ring-billed Gull

Larus delawarensis

The ultimate urban survivor, the Ring-billed Gull is a familiar face across North American lakes, parking lots, and s...

Birds

Ring-necked Dove

Streptopelia capicola

With its rhythmic 'work-harder' call and gentle demeanor, the Ring-necked Dove is a quintessential sight and sound of...

Birds

Ring-necked Snake

Diadophis punctatus

Small, secretive, and strikingly beautiful, the Ring-necked Snake is the hidden gem of North American backyards. Look...

Reptiles

Ringed Kingfisher

Megaceryle torquata

The largest kingfisher in the Americas, the Ringed Kingfisher is a master of the plunge-dive and a common sight along...

Birds

Ringed Seal

Pusa hispida

The ultimate survivor of the high Arctic, the Ringed Seal is a master of the ice. Known for its beautiful patterned c...

Mammals

Ringed Teal

Callonetta leucophrys

A miniature marvel of the wetlands, the Ringed Teal is one of the most colorful ducks in the world. With its unique h...

Birds

Ringtail

Bassariscus astutus

The Ringtail is the desert’s most acrobatic ghost, a wide-eyed relative of the raccoon that can scale vertical cliffs...

Mammals

Risso's Dolphin

Grampus griseus

The 'Gray Ghosts' of the deep, Risso's Dolphins are famous for their battle-scarred skin and enigmatic, blunt-nosed s...

Mammals

River Chub

Nocomis micropogon

Known as the tireless architect of North American streams, the River Chub builds massive underwater stone mounds that...

Fish

River Cooter

Pseudemys concinna

The River Cooter is the sun-worshipper of the American waterways, easily recognized by its 'pinstriped' suit and a pe...

Reptiles

River Garfish

Hyporhamphus regularis

A shimmering silver resident of Australia's estuaries, the River Garfish is famous for its unique 'halfbeak' and a vi...

Fish

River Jewelwing

Calopteryx aequabilis

The River Jewelwing is a shimmering masterpiece of the waterfront, boasting metallic emerald bodies and elegant, dark...

Insects

River Redhorse

Moxostoma carinatum

A golden-scaled beauty of the riverbed, the River Redhorse is a sign of a truly healthy waterway. With its striking r...

Fish

River Shiner

Alburnops blennius

A shimmering master of the current, the River Shiner is a vital part of North America's great river systems. Often se...

Fish

River Warbler

Locustella fluviatilis

A master of disguise, the River Warbler is a secretive traveler that connects the riverbanks of Eastern Europe to the...

Birds

Rivoli's Hummingbird

Eugenes fulgens

The 'Mountain Gem' of the Southwest, Rivoli's Hummingbird is a towering beauty of the avian world, sporting a regal p...

Birds

Roadside Hawk

Rupornis magnirostris

The Roadside Hawk is the bold, vocal sentinel of the Americas. Often seen perched on fence posts, this adaptable hunt...

Birds

Roanoke Hog Sucker

Hypentelium roanokense

Meet the 'vacuum cleaner' of the Roanoke River—a rare and fascinating fish that thrives in the fastest currents. With...

Fish

Robinson’s Banded Langur

Presbytis robinsoni

A graceful acrobat of the Southeast Asian canopy, Robinson’s Banded Langur is a striking primate known for its dark c...

Mammals

Rock Gunnel

Pholis gunnellus

Meet the 'butterfish' of the rocky shore—a slippery, spot-backed master of disguise that can breathe air and survive ...

Fish

Rock Hyrax

Procavia capensis

Meet the 'Dassie,' the small, furry rock-dweller that counts the elephant as its closest living cousin. These social ...

Mammals

Rock Monitor

Varanus albigularis

Africa's largest lizard is a master of the savanna, combining prehistoric power with surprising intelligence and a ca...

Reptiles

Rock Pigeon

Columba livia

The world's most famous urban adventurer, the Rock Pigeon is a master of adaptation with stunning iridescent plumage ...

Birds

Rock Pipit

Anthus petrosus

A master of the rugged shoreline, the Rock Pipit is one of the few songbirds that calls the salt-sprayed cliffs home....

Birds

Rock Sandpiper

Calidris ptilocnemis

Meet the rugged adventurer of the Pacific coast. The Rock Sandpiper thrives where the waves are wildest, nimbly navig...

Birds

Rock Sparrow

Petronia petronia

Don't let its modest brown plumage fool you; the Rock Sparrow is a hardy specialist of the high cliffs and ancient ru...

Birds

Rock Squirrel

Otospermophilus variegatus

The rock squirrel is the rugged climber of the Southwest, more at home on a canyon wall than a tree branch. With thei...

Mammals

Rock Wrasse

Halichoeres semicinctus

A vibrant master of transformation, the Rock Wrasse brings a splash of color to the kelp forests and rocky reefs of t...

Fish

Rock Wren

Salpinctes obsoletus

The architect of the rimrock, the Rock Wren is famous for paving the entrance to its home with stone. A tireless expl...

Birds

Rocky Mountain Cutthroat Trout

Oncorhynchus virginalis

The crown jewel of the Rockies, this native trout is as beautiful as the mountain streams it calls home. With its sig...

Fish

Roesel's Bush-cricket

Roeseliana roeselii

Listen for the electric hum of the meadow. The Roesel's Bush-cricket is a master of camouflage with a song that sound...

Insects

Rook

Corvus frugilegus

The Rook is a master of social living, recognizable by its 'baggy trousers' and distinctive silvery face. These intel...

Birds