Keyword: Aggression
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APC001-00052
Wild male Attwater’s prarie-chickens face off for the chance to breed with females at The Nature Conservancy’s Texas City Prairie Preserve.
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APC001-00053
Wild male Attwater’s prarie-chickens face off for the chance to breed with females at The Nature Conservancy’s Texas City Prairie Preserve.
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APC001-00054
Male Attwater’s prarie-chickens face off.
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APC001-00055
Wild male Attwater’s prarie-chickens face off for the chance to breed with females at The Nature Conservancy’s Texas City Prairie Preserve.
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APC001-00045
Wild male Attwater’s prarie-chickens face off for the chance to breed with females at The Nature Conservancy’s Texas City Prairie Preserve.
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APC001-00049
Wild male Attwater’s prarie-chickens face off for the chance to breed with females at The Nature Conservancy’s Texas City Prairie Preserve.
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APC001-00050
Male Attwater’s prarie-chickens face off.
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APC001-00051
Male Attwater’s prarie-chickens face off.
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APC001-00020
Two male Attwater’s prairie-chickens face off at The Nature Conservancy’s Texas City Prairie Preserve.
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APC001-00021
Two male Attwater’s prairie-chickens face off at The Nature Conservancy’s Texas City Prairie Preserve.
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PEO019-00015
A young boy pouts in his home in Lincoln, Nebraska as he hugs his blanket.
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PEO019-00014
A young boy pouts in his home in Lincoln, Nebraska.
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PEO019-00013
A young boy pouts in his home in Lincoln, Nebraska.
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PEO019-00012
A young boy pouts in his home in Lincoln, Nebraska.
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PEO019-00011
A young boy pouts in his home in Lincoln, Nebraska.
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PEO013-00020
Basic training at Pensacola Naval Air Station in Florida.
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BEA019-00012
A polar bear feeds on the jaws of a bowhead whale harvested by natives along the coast of ANWR.
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BEA019-00011
A polar bear feeds on the jaws of a bowhead whale harvested by natives along the coast of ANWR.
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WOL012-00011
A trained wolf snarls at the camera near Heber City, Utah.
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WOL012-00010
A trained wolf snarls at the camera near Heber City, Utah.
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WOL012-00008
A trained wolf snarls at the camera near Heber City, Utah.
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WOL012-00009
A trained wolf snarls at the camera near Heber City, Utah.
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WOL012-00007
A trained wolf snarls at the camera near Heber City, Utah.
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WOL012-00005
A trained wolf snarls at the camera near Heber City, Utah.
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WOL012-00006
A trained wolf snarls at the camera near Heber City, Utah.
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WOL012-00003
A trained wolf snarls at the camera near Heber City, Utah.
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WOL012-00004
A trained wolf snarls at the camera near Heber City, Utah.
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WOL012-00002
A trained wolf snarls at the camera near Heber City, Utah.
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WOL012-00001
A trained wolf snarls at the camera near Heber City, Utah.
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WOL010-00030
A captive wolf at the International Wolf Center near Ely, MN, defends a road-killed deer carcass from the other members of its pack.
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WOL010-00029
A wolf at the International Wolf Center in Ely, MN, snarls over a road-killed deer, defending its meal from other wolves.
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WOL010-00028
A wolf at the International Wolf Center in Ely, MN, snarls over a road-killed deer, defending its meal from other wolves.
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WOL010-00026
A wolf at the International Wolf Center in Ely, MN, snarls over a road-killed deer, defending its meal from other wolves.
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WOL010-00027
A wolf at the International Wolf Center in Ely, MN, takes a bite of a road-killed deer.
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WOL010-00025
Captive wolves at the International Wolf Center in Minnesota display pack behavior.
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WOL010-00024
Captive wolves at the International Wolf Center in Minnesota display pack behavior.