Male elk in front of a female elk lying in the grass.
Images
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Elk (Cervus elaphus)
Male elk in front of a female elk lying in the grass.
Bear in Captivity With Bird
Grizzly bear and black-billed magpie.
Grizzly bear and black-billed magpie.
Moose (Alces alces)
Male moose standing in the grass at rehabilitation center.
Male moose standing in the grass at rehabilitation center.
Moose (Alces alces)
Male moose lying in the grass at a rehabilitation center.
Male moose lying in the grass at a rehabilitation center.
Moose (Alces alces)
Male moose standing in the grass at rehabilitation center.
Male moose standing in the grass at rehabilitation center.
Muskox (Ovibus moschatus)
Two muskox lying on the ground in captivity.
Two muskox lying on the ground in captivity.
Elk (Cervus elaphus)
Male elk in front of a female elk lying in the grass.
Male elk in front of a female elk lying in the grass.
Elk (Cervus elaphus)
Female elk grazing in captivity.
Female elk grazing in captivity.
Sicklefin Redhorse
A threatened sicklefin redhorse from the Tennessee River.
A threatened sicklefin redhorse from the Tennessee River.
Waccamaw Killifish
A threatened Waccamaw killifish from the Southeastern Atlantic Slope.
A threatened Waccamaw killifish from the Southeastern Atlantic Slope.
Sicklefin Redhorse
A threatened sicklefin redhorse from the Tennessee River.
A threatened sicklefin redhorse from the Tennessee River.
Endangered Holiday Darter
An endangered holiday darter (Amicalola population). Darters are among the most threatened Southeastern fish; they have been likened to aquatic canaries.
An endangered holiday darter (Amicalola population). Darters are among the most threatened Southeastern fish; they have been likened to aquatic canaries.
Alabama Sturgeon
An endangered Alabama sturgeon from the Mobile River.
An endangered Alabama sturgeon from the Mobile River.
Endangered Holiday Darter
An endangered holiday darter (Amicalola population). Darters are among the most threatened Southeastern fish; they have been likened to aquatic canaries.
An endangered holiday darter (Amicalola population). Darters are among the most threatened Southeastern fish; they have been likened to aquatic canaries.
Brown Bats in Cave
Little brown bats in NY cave.
Duckweeds, Water Lettuce, and Watermoss
Aquatic plants typical of still waters, ponds, and shallow wetlands: duckweeds, water lettuce, and watermoss.
Aquatic plants typical of still waters, ponds, and shallow wetlands: duckweeds, water lettuce, and watermoss.
Alabama Sturgeon
An endangered Alabama sturgeon from the Mobile River.
An endangered Alabama sturgeon from the Mobile River.
Waccamaw Killifish
A threatened Waccamaw killifish from the Southeastern Atlantic Slope.
A threatened Waccamaw killifish from the Southeastern Atlantic Slope.
Aerial of Beaver Creek, Alaska
Aquatic ecosystems make a difference in the carbon cycle. The location in this photo is located near Beaver, Alaska approximately 100 miles north of Fairbanks.
Aquatic ecosystems make a difference in the carbon cycle. The location in this photo is located near Beaver, Alaska approximately 100 miles north of Fairbanks.
Thomson Prairie Field Trip
The Wisconsin Cooperative Wildlife Research Unit (WCWRU) graduate student, Megan Jones, explains the ecology of small mammals at Thomson Prairie as part of a class field trip organized by WCWRU for the University of Wisconsin Grassland Ecology Class.
The Wisconsin Cooperative Wildlife Research Unit (WCWRU) graduate student, Megan Jones, explains the ecology of small mammals at Thomson Prairie as part of a class field trip organized by WCWRU for the University of Wisconsin Grassland Ecology Class.
Collecting a DNA Sample
Collecting a DNA sample from a native freshwater mussel's muscular foot.
Collecting a DNA sample from a native freshwater mussel's muscular foot.