Species library

Rhim Gazelle

Gazella leptoceros

The Rhim Gazelle is a master of Saharan survival, a delicate and endangered beauty that thrives where few other mamma...

Mammals

Rhinoceros Auklet

Cerorhinca monocerata

Meet the 'Rhino of the Sea,' a mysterious nocturnal relative of the puffin that nests in underground forest burrows a...

Birds

Rhinoceros Viper

Bitis nasicornis

Adorned with a kaleidoscope of geometric patterns and distinctive nasal horns, the Rhinoceros Viper is arguably the m...

Reptiles

Rhododendron Leafhopper

Graphocephala fennahi

Decked out in neon turquoise and racing stripes, the Rhododendron Leafhopper is a tiny gem of the garden. This agile ...

Insects

Rhombic Cat-eyed Snake

Leptodeira rhombifera

With its striking diamond patterns and mesmerizing vertical pupils, the Rhombic Cat-eyed Snake is a master of the Cen...

Reptiles

Rhombic Night Adder

Causus rhombeatus

A distinctive toad-hunting specialist recognizable by the bold 'V' on its head, the Rhombic Night Adder is a common b...

Reptiles

Ribbon Seal

Histriophoca fasciata

Wrapped in striking white bands that look like a gift from the Arctic, the Ribbon Seal is the North Pacific's most st...

Mammals

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