She begins the book describing the behavior of the Clark's nutcracker.

Clark's nutcrackers pluck P. longaeva seeds out of the opening cones.

There is a mutualistic interaction between Clark's nutcracker and two pines of the subalpine zone.

Many species live in, or are transient in, this zone, including Clark's Nutcracker.

Numerous bird species are found including bald eagle, osprey, peregrine falcon and Clark's nutcracker.

The Clark's Nutcracker is less plentiful than in past years due to the decline in the number of whitebark pines.

Others, like Clark's nutcracker and white-footed mice, spread their stores among hundreds of different sites which, though each is more vulnerable to raiders, give safety in numbers.

The gregarious black-billed magpie and Clark's nutcracker (in the crow family) frequent areas near campgrounds and lakes.

The raven, Clark's nutcracker, Oregon jay, and water ouzel frequent the forest and streams year-round.

The last, the Clark's Nutcracker (Nucifraga columbiana), occurs in western North America.

The Mexican Jay is also important for the dispersal of some pinyon species, as, less often, is the Clark's Nutcracker.

Depending on the cone crop as well as the tree species, a single Clark's Nutcracker can cache as many as 98,000 seeds per season.

Clark's Nutcracker is the primary seed disperser for Whitebark Pine (Pinus albicaulis).

Common birds include the Clark's nutcracker, Violet-green Swallows, and the Common Raven.

Clark's Nutcracker (Nucifraga columbiana)

Kamil's work focusses on the evolution of memory and adaptive specializations of learning in many animal species, especially the Clark's nutcracker and other birds.

Common birds include turkey vulture, Steller's jay, Clark's nutcracker, mountain bluebird and mountain chickadee.

Lewis's woodpecker and Clark's nutcracker, prairie dogs, pronghorns, spruce trees that were 36 feet across at the trunk, wild sage that tasted like chamomile.

Birds include Clark's Nutcracker and other Nutcracker Corvidae which eat and cache pine nuts.

However, whitebark pine and limber pine both have non-winged, succulent seeds that have probably co-evolved with Clark's nutcrackers.

But the seeds of the whitebark pine, the pine nuts, feed Clark's nutcracker birds; red squirrels, which store the nuts underground; and grizzly bears.

Common animals in the wilderness include yellow-bellied marmots, pikas, golden-mantled ground squirrels, Clark's nutcrackers, and American Black Bear.

Wildlife includes black-tailed deer, black bear, pika, pine marten, northern goshawk, spotted owl, pileated woodpecker, and Clark's nutcracker.

The vocal and gregarious black-billed magpie frequents campgrounds while Steller's jay and Clark's nutcracker are found in the backcountry.

While the Sierra rosy finch is the only bird native to the high Arctic region, other bird species such as the hummingbird and Clark's Nutcracker.

The last, the Clark's Nutcracker (Nucifraga columbiana), occurs in western North America.

Clark's Nutcracker (Nucifraga columbiana), sometimes referred to as Clark's Crow or Woodpecker Crow, is a passerine bird in the family Corvidae.