Wildlife Species Library

Fish

Rosyface Shiner

Notropis rubellus

A shimmering inhabitant of North America's clearest streams, the Rosyface Shiner is best known for the stunning crims...

Fish

Rosyside Dace

Clinostomus funduloides

A hidden gem of Appalachian streams, the Rosyside Dace is a small fish with a big personality. Known for its vivid re...

Fish

Rough Flutemouth

Fistularia petimba

The Rough Flutemouth is a marvel of marine evolution, featuring a body as thin as a reed and a snout designed for hig...

Birds

Rough-legged Hawk

Buteo lagopus

A majestic visitor from the Arctic tundra, the Rough-legged Hawk is a master of the winter winds. Known for its uniqu...

Reptiles

Rough-scaled Sand Boa

Eryx conicus

The Rough-scaled Sand Boa is a subterranean specialist known for its unique armor-like scales and remarkable mimicry....

Fish

Rough Silverside

Membras martinica

Meet the shimmering ghost of the coastline. The Rough Silverside is a master of camouflage, using its translucent bod...

Fish

Round Fantail Stingray

Taeniurops grabatus

A circular giant of the sandy depths, the Round Fantail Stingray is one of the most striking rays found in coastal wa...

Fish

Round Goby

Neogobius melanostomus

A tenacious bottom-dweller with a unique suction-cup grip, the Round Goby is a small fish with a massive ecological i...

Mammals

Round-tailed Ground Squirrel

Xerospermophilus tereticaudus

Meet the 'desert sentinel,' a charmingly slender squirrel that blends perfectly with the Southwest's sandy floor. Wat...

Fish

Round Whitefish

Prosopium cylindraceum

A sleek, silver-scaled resident of the deep, the Round Whitefish is a master of the lake bottom. Recognizable by its ...

Insects

Roundneck Sexton Beetle

Nicrophorus orbicollis

A fascinating nocturnal recycler, the Roundneck Sexton Beetle is the forest's master undertaker. Known for its devote...

Fish

Royal Gramma

Gramma loreto

With its electric purple head and sun-yellow tail, the Royal Gramma is a stunning jewel of the Caribbean reefs. This ...

Birds

Royal Spoonbill

Platalea regia

With its iconic spoon-shaped bill and elegant white plumes, the Royal Spoonbill is a masterpiece of specialized evolu...

Birds

Royal Tern

Thalasseus maximus

The Royal Tern is the crowning jewel of the coastline, instantly recognizable by its fiery orange bill and punk-rock ...

Birds

Rüppell's Griffon

Gyps rueppelli

The undisputed record-holder for the world's highest flight, the Rüppell's Griffon is a master of the African skies. ...

Birds

Rüppell's Warbler

Curruca ruppeli

A striking icon of the Mediterranean scrub, the Rüppell’s Warbler stands out with its sharp black hood and vivid red ...

Birds

Ruby-crowned Kinglet

Corthylio calendula

A tiny ball of energy with a hidden splash of crimson, the Ruby-crowned Kinglet is a backyard favorite known for its ...

Insects

Ruby Meadowhawk

Sympetrum rubicundulum

A flash of brilliant crimson in the summer sun, the Ruby Meadowhawk is one of the most striking dragonflies found in ...

Birds

Ruby-throated Hummingbird

Archilochus colubris

The Ruby-throated Hummingbird is a shimmering emerald marvel that defies the limits of avian flight. Watch as these t...

Birds

Ruby-topaz Hummingbird

Chrysolampis mosquitus

Witness the spectacular 'living gem' of the tropics. The Ruby-topaz Hummingbird dazzles observers with its fiery irid...

Insects

Ruddy Darter

Sympetrum sanguineum

With its striking blood-red body and jet-black legs, the Ruddy Darter is one of the most vivid summer visitors to the...

Birds

Ruddy Duck

Oxyura jamaicensis

Famous for its vibrant sky-blue bill and its habit of cocking its tail like a wren, the Ruddy Duck is the small, spun...

Birds

Ruddy Ground Dove

Columbina talpacoti

A small bird with a big personality, the Ruddy Ground Dove adds a splash of warm cinnamon color to backyards across t...

Birds

Ruddy Quail-Dove

Geotrygon montana

A secretive gem of the forest floor, the Ruddy Quail-Dove is a master of camouflage in the tropical shadows. With its...

Birds

Ruddy Shelduck

Tadorna ferruginea

A stunning, cinnamon-colored waterfowl known for its goose-like honk and striking white wing patches. Whether grazing...

Birds

Ruddy Turnstone

Arenaria interpres

The world's most industrious beachcomber, the Ruddy Turnstone is a master of the shoreline that uses its bill like a ...

Fish

Ruffe

Gymnocephalus cernua

A small but incredibly resilient bottom-dweller, the Ruffe is a master of low-light survival. While a vital part of E...

Birds

Rufous-bellied Thrush

Turdus rufiventris

The national bird of Brazil, the Rufous-bellied Thrush is a master songster with a vibrant orange belly. A common and...

Birds

Rufous-breasted Hermit

Glaucis hirsutus

Master of the tropical understory, the Rufous-breasted Hermit is a unique hummingbird known for its curved bill and r...

Birds

Rufous-capped Brushfinch

Atlapetes pileatus

Meet the 'jewel of the thicket'—the Rufous-capped Brushfinch. Endemic to the Mexican highlands, this striking bird br...

Birds

Rufous-capped Warbler

Basileuterus rufifrons

A vibrant burst of color in the brush, the Rufous-capped Warbler is a spirited songbird that brings a touch of the tr...

Birds

Rufous-collared Sparrow

Zonotrichia capensis

With its dapper reddish collar and soulful regional song, the Rufous-collared Sparrow is the quintessential backyard ...

Birds

Rufous Hummingbird

Selasphorus rufus

The copper-colored daredevil of the sky. Known for its incredible 3,000-mile migration and feisty personality, the Ru...

Birds

Rufous Motmot

Baryphthengus martii

With its striking cinnamon plumage and iconic pendulum tail, the Rufous Motmot is a crown jewel of the Neotropical fo...

Birds

Rufous-tailed Hummingbird

Amazilia tzacatl

The spirited guardian of the tropical garden, the Rufous-tailed Hummingbird is a flash of emerald and copper. Bold, t...

Birds

Rufous-vented Chachalaca

Ortalis ruficauda

The Rufous-vented Chachalaca is the charismatic, vocal soul of the Caribbean dry forest. Known for its raucous mornin...