A huge blue whale swims through the open ocean in this aerial photograph. The blue whale is the largest animal ever to live on Earth.
Species: Blue whale, Balaenoptera musculus
Image ID: 02169
Aerial photo of gray whale calf and mother. This baby gray whale was born during the southern migration, far to the north of the Mexican lagoons of Baja California where most gray whale births take place.
Species: Gray whale, Eschrichtius robustus
Location: San Clemente, California
Image ID: 29017
Hiker views Vogelsang Lake, and Vogelsang Peak (11516') at sunrise in Yosemite's High Sierra.
Location: Yosemite National Park, California
Image ID: 23201
Portrait of a young brown bear, pausing while grazing in tall sedge grass. Brown bears can consume 30 lbs of sedge grass daily, waiting weeks until spawning salmon fill the rivers.
Species: Brown bear, Ursus arctos
Location: Lake Clark National Park, Alaska
Image ID: 19157
Black bear portrait. American black bears range in color from deepest black to chocolate and cinnamon brown. They prefer forested and meadow environments. This bear still has its thick, full winter coat, which will be shed soon with the approach of summer.
Species: American black bear, Ursus americanus
Location: Orr, Minnesota
Image ID: 18742
A neonate gray whale calf, born just hours before, still exhbiting embryonic folds in the skin along its side. This baby gray whale was born in the cold waters of Big Sur, far to the north of the Mexican lagoons of Baja California where most gray whale births take place.
Species: Gray whale, Eschrichtius robustus
Location: Monterey, California
Image ID: 01135
A hiker admiring the striated walls and dramatic light within Antelope Canyon, a deep narrow slot canyon formed by water and wind erosion.
Location: Navajo Tribal Lands, Page, Arizona
Image ID: 18009