Animalia > Chordata > Aves > Galliformes > Phasianidae > Lagopus > Lagopus muta

Lagopus muta (Rock Ptarmigan)

Synonyms: Lagopus mutus; Lagopus vulgaris; Tetrao mutus (homotypic)

Wikipedia Abstract

The rock ptarmigan (Lagopus muta) is a medium-sized gamebird in the grouse family. It is known simply as the ptarmigan in the UK and in Canada, where it is the official bird for the territory of Nunavut, Canada, and the official game bird for the province of Newfoundland and Labrador, Canada, and colloquially as the snow chicken in the United States. In Japan, it is known as the raichō (雷鳥), which means "thunder bird". It is the official bird of Gifu, Nagano, and Toyama Prefectures and is a protected species nationwide.
View Wikipedia Record: Lagopus muta

Infraspecies

Lagopus muta atkhensis
Lagopus muta capta
Lagopus muta chamberlaini
Lagopus muta dixoni
Lagopus muta evermanni
Lagopus muta gabrielsoni
Lagopus muta gerasimovi
Lagopus muta helvetica
Lagopus muta hyperborea
Lagopus muta islandorum
Lagopus muta japonica
Lagopus muta kelloggae
Lagopus muta komensis
Lagopus muta kraschennikovi
Lagopus muta kurilensis
Lagopus muta macrorhyncha
Lagopus muta macruros
Lagopus muta millaisi
Lagopus muta muta
Lagopus muta nadezdae
Lagopus muta nelsoni
Lagopus muta pleskei
Lagopus muta pyrenaica
Lagopus muta reinhardi
Lagopus muta ridgwayi
Lagopus muta rupestris
Lagopus muta sanfordi
Lagopus muta saturata
Lagopus muta townsendi
Lagopus muta transbaicalica
Lagopus muta welchi
Lagopus muta yunaskensis

EDGE Analysis

Uniqueness Scale: Similiar (0) 
2
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
17
 Unique & Vulnerable (100)
ED Score: 5.42221
EDGE Score: 1.85976
Learn more at EDGE of Existence programme

Attributes

Adult Weight [1]  449 grams
Birth Weight [3]  20 grams
Female Weight [6]  1.224 lbs (555 g)
Male Weight [6]  1.466 lbs (665 g)
Weight Dimorphism [6]  19.8 %
Breeding Habitat [2]  Arctic tundra
Wintering Geography [2]  Non-migrartory
Wintering Habitat [2]  Arctic tundra
Diet [4]  Frugivore, Granivore, Herbivore
Diet - Fruit [4]  20 %
Diet - Plants [4]  70 %
Diet - Seeds [4]  10 %
Forages - Understory [4]  20 %
Forages - Ground [4]  80 %
Clutch Size [8]  6
Clutches / Year [7]  1
Fledging [1]  33 days
Global Population (2017 est.) [2]  7,700,000
Incubation [7]  22 days
Mating Display [3]  Ground and non-acrobatic aerial display
Mating System [3]  Monogamy
Maximum Longevity [5]  6 years
Snout to Vent Length [5]  14 inches (36 cm)
Wing Span [7]  22 inches (.57 m)
Female Maturity [5]  0 years 12 months

Ecoregions

Protected Areas

Important Bird Areas

Biodiversity Hotspots

Name Location Endemic Species Website
Japan Japan No
Mediterranean Basin Algeria, Egypt, France, Greece, Israel, Jordan, Lebanon, Libya, Portugal, Spain, Syria, Tunisia, Turkey No

Emblem of

Nunavut

Prey / Diet

Prey / Diet Overlap

Predators

Aquila chrysaetos (Golden Eagle)[10]
Falco rusticolus (Gyrfalcon)[11]
Haliaeetus leucocephalus (Bald Eagle)[9]
Vulpes lagopus (Arctic Fox)[9]

Consumers

Range Map

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Leaflet | © OpenStreetMap contributors

External References

NatureServe Explorer

Citations

Attributes / relations provided by
♦ 1Storchová, Lenka; Hořák, David (2018), Data from: Life-history characteristics of European birds, Dryad, Dataset, https://doi.org/10.5061/dryad.n6k3n
♦ 2Partners in Flight Avian Conservation Assessment Database, version 2017. Accessed on January 2018.
♦ 3Terje Lislevand, Jordi Figuerola, and Tamás Székely. 2007. Avian body sizes in relation to fecundity, mating system, display behavior, and resource sharing. Ecology 88:1605
♦ 4Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
♦ 5Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109
♦ 6del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
♦ 7British Trust for Ornithology
♦ 8Jetz W, Sekercioglu CH, Böhning-Gaese K (2008) The Worldwide Variation in Avian Clutch Size across Species and Space PLoS Biol 6(12): e303. doi:10.1371/journal.pbio.0060303
♦ 9Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
♦ 10Golden Eagles on the Swedish mountain tundra – diet and breeding success in relation to prey fluctuations, Jesper Nyström, Johan Ekenstedt, Anders Angerbjörn, Linda Thulin, Peter Hellström & Love Dalén, Ornis Fennica 83:145–152. 2006
♦ 11POTAPOV, E. 2011. Gyrfalcon diet: Spatial and temporal variation In R. T. Watson, T. J. Cade, M. Fuller, G. Hunt, and E. Potapov (Eds.). Gyrfalcons and Ptarmigan in a Changing World. The Peregrine Fund, Boise, Idaho, USA
♦ 12Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
♦ 13International Flea Database
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0