Biology

Featured Species

Rufous Hummingbird (Selasphorus rufus)

Rufous Hummingbird - Adult male

Recent Content

Summer Tanager - Adult male
Summer Tanager

Piranga rubra

Scaled Quail - Adult
Scaled Quail

Callipepla squamata

Lucifer Hummingbird - Adult male
Lucifer Hummingbird

Calothorax lucifer

Rivoli's Hummingbird - Adult male
Rivoli's Hummingbird

Eugenes fulgens

Gambel's Quail - Adult male
Gambel's Quail

Callipepla gambelii

Zone-tailed Hawk - Adult
Zone-tailed Hawk

Buteo albonotatus

Hairy Woodpecker - Adult male
Hairy Woodpecker

Dryobates villosus

Bridled Titmouse - Adult
Bridled Titmouse

Baeolophus wollweberi

Curve-billed Thrasher - Adult
Curve-billed Thrasher

Toxostoma curvirostre

Featured Content

Least Grebe - Breeding adult
Least Grebe

Least Grebe (Tachybaptus dominicus) is a species of the class Aves (Birds) in the family Podicipedidae (Grebes) and order P...

Wand Mullein - Twiggy Mullein
Wand Mullein

Wand Mullein (Verbascum virgatum) is a species of the class Magnoliopsida in the family Scrophulariaceae (Figworts) and ord...

Gouldian Finch - Adult
Gouldian Finch

Gouldian Finch (Chloebia gouldiae) is a species of the class Aves (Birds) in the family Estrildidae (Waxbills and Allies) a...

Rufous Hummingbird - Adult male
Rufous Hummingbird

Rufous Hummingbird (Selasphorus rufus) is a species of the class Aves (Birds) in the family Trochilidae (Hummingbirds) and ...

Chipping Sparrow - Adult
Chipping Sparrow

Chipping Sparrow (Spizella passerina) is a species of the class Aves (Birds) in the family Passerellidae (New World Sparrow...

European Starling - Breeding adult
European Starling

European Starling (Sturnus vulgaris) is a species of the class Aves (Birds) in the family Sturnidae (Starlings) and order P...

Photo Galleries

Gallery of Butterflies
Gallery of Butterflies
Gallery of Dragonflies
Gallery of Dragonflies
Gallery of Frogs
Gallery of Frogs
Gallery of Hummingbirds
Gallery of Hummingbirds
Gallery of Woodpeckers
Gallery of Woodpeckers

Lists

Common Birds of United States of America - United States of America
Common Birds of United States of America

Commonly observed birds in United States of America

List of Domains of Life -
List of Domains of Life

A list of the domains of life.

List of Kingdoms of Life -
List of Kingdoms of Life

A list of the kingdoms of life.