Definition of willow ptarmigan in English:

willow ptarmigan

noun

North American

A common Eurasian and North American grouse with reddish-brown and white plumage, turning mainly white in winter.
Also called willow grouse
Example sentencesExamples
- Included in this family of birds is the grouse species, among its subspecies being Lagopus lagopus scoticus, the red grouse of Britain, and Lagopus lagopus lagopus, the willow grouse, known in North America as the willow ptarmigan.
- We expected the extensive annual variation in the timing of environmental variables (snow melt and spring temperatures) to correlate with timing of breeding as reported earlier for willow ptarmigan.
- Some ground-dwelling birds are the sharp-tailed grouse and willow ptarmigan, while some common birds of the forest include the raven, gray jay, boreal chickadee, common raven, and common redpoll.
- The behaviour we observed was similar to the behaviour of polar bears hunting seals and willow ptarmigan.
- The ptarmigan feather did not match rock ptarmigan or willow ptarmigan in size of feather, coloration of rachis, or morphology of the dorsal grooved rachis of the outer primary.

Definition of willow ptarmigan in US English:

willow ptarmigan

noun

North American

A common Eurasian and North American grouse with reddish-brown and white plumage, turning mainly white in winter.
Lagopus lagopus, family Tetraonidae (or Phasianidae).See also red grouse
Also called willow grouse
Example sentencesExamples
- We expected the extensive annual variation in the timing of environmental variables (snow melt and spring temperatures) to correlate with timing of breeding as reported earlier for willow ptarmigan.
- The ptarmigan feather did not match rock ptarmigan or willow ptarmigan in size of feather, coloration of rachis, or morphology of the dorsal grooved rachis of the outer primary.
- Some ground-dwelling birds are the sharp-tailed grouse and willow ptarmigan, while some common birds of the forest include the raven, gray jay, boreal chickadee, common raven, and common redpoll.
- Included in this family of birds is the grouse species, among its subspecies being Lagopus lagopus scoticus, the red grouse of Britain, and Lagopus lagopus lagopus, the willow grouse, known in North America as the willow ptarmigan.
- The behaviour we observed was similar to the behaviour of polar bears hunting seals and willow ptarmigan.

单词	willow ptarmigan
释义	Definition of willow ptarmigan in English: willow ptarmigan noun North American A common Eurasian and North American grouse with reddish-brown and white plumage, turning mainly white in winter. Also called willow grouse Example sentencesExamples Included in this family of birds is the grouse species, among its subspecies being Lagopus lagopus scoticus, the red grouse of Britain, and Lagopus lagopus lagopus, the willow grouse, known in North America as the willow ptarmigan. We expected the extensive annual variation in the timing of environmental variables (snow melt and spring temperatures) to correlate with timing of breeding as reported earlier for willow ptarmigan. Some ground-dwelling birds are the sharp-tailed grouse and willow ptarmigan, while some common birds of the forest include the raven, gray jay, boreal chickadee, common raven, and common redpoll. The behaviour we observed was similar to the behaviour of polar bears hunting seals and willow ptarmigan. The ptarmigan feather did not match rock ptarmigan or willow ptarmigan in size of feather, coloration of rachis, or morphology of the dorsal grooved rachis of the outer primary. Definition of willow ptarmigan in US English: willow ptarmigan noun North American A common Eurasian and North American grouse with reddish-brown and white plumage, turning mainly white in winter. Lagopus lagopus, family Tetraonidae (or Phasianidae).See also red grouse Also called willow grouse Example sentencesExamples We expected the extensive annual variation in the timing of environmental variables (snow melt and spring temperatures) to correlate with timing of breeding as reported earlier for willow ptarmigan. The ptarmigan feather did not match rock ptarmigan or willow ptarmigan in size of feather, coloration of rachis, or morphology of the dorsal grooved rachis of the outer primary. Some ground-dwelling birds are the sharp-tailed grouse and willow ptarmigan, while some common birds of the forest include the raven, gray jay, boreal chickadee, common raven, and common redpoll. Included in this family of birds is the grouse species, among its subspecies being Lagopus lagopus scoticus, the red grouse of Britain, and Lagopus lagopus lagopus, the willow grouse, known in North America as the willow ptarmigan. The behaviour we observed was similar to the behaviour of polar bears hunting seals and willow ptarmigan.
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