"Female breeding rock ptarmigans have a tiger-like plummage, a brown coat with black stripes and small, vibrant red eyebrows."

(Source: 'All About Birds')

"These ptarmigans don't migrate and continue to remain in alpine tundra and Artic regions. Males and females have white plumage until late May and early June, when they turn dark brown. This is called the summer plumage."

"The willow ptarmigan (lagopus lagopus) is a large game-bird in the subfamily Tetraoninae of the pheasant family Phasiaidae. It is known as the willow grouse in Ireland and Britain, where it was confused as another species, the red grouse. It breeds in birch and other forests and moor, Northern Europe."  (Source: Wikipedia)

"The white-tailed ptarmigan (Lagopus leucura) is also known as snow quail. It is the smallest bird in the grouse family. It lives in high altitudes or in high branches of trees. They are native to Alaska, USA and some parts of Canada. Its coat changes in some parts of the year, but the tail and belly remain white the whole year round." (Souce: Wikipedia)

"The spruce grouse (Canachites Canadensis) has many different names, like the Canada goose, spruce hen and fool hen. Its species roam across boreal forests and taiga of North America. Its ability to adapt to perching on trees and its mobility in trees is incredible. When predators are present, it will give the predator a few metres to shorten the distance and then will fly away." (Source: Wikipedia)

"Catkin (or ament, Alnus) is a cluster of flowers that don't have petals on them. Mostly wind pollinated but sometimes pollinated by insects. They contain individual tiny flowers on each stem, with one main stem." (Source: Wikipedia)

"Aspens are a type of popular tree with leaves that move even with a small movement. The two main species are called 'trembling aspens' or 'quaking aspens' because of the movement of their leaves." (Source: Wikipedia)

"Betula Nana (or dwarf birch) is a species of birch in the family Betulaceae, found in Arctic regions. Its a shrub growing up to 1-1.2 meters." (Source: Wikipedia)

"Pussy willow (Salix Discolour Muhl) is the name given to many smaller species of genus Salix when their furry catkin are young. Before the catkins are fully grown, they have a layer of grey fur, which looks like kittens or pussies." (Source: Wikipedia)

"The crowberry (Empetrum Nigrum) is a flowering plant in the heather family Ericaceae. Crowberries are low growing, evergreen shrub with a creeping habitat. The leaves are about 3-6 mm long. Interestingly, the stem is red when young, but turns brown later on." (Source: Wikipedia)

"The lingonberry (or Vaccinium Vitis-Idaea) is an evergreen shrub in the heather family Ericaceae, like the crowberry. It has beautiful vibrant red colour and is a yummy snack for ptarmigans. It's native to the boreal forests, as well as Arctic regions, North America and Asia." (Source: Wikipedia)

"Willow leaves (Salix Alba) are long and thin, some round and oval, with jagged edges. The species are deciduous, but semi-green willow leaves are rare." (Source: Wikipedia)

"Dryas (Dryas Octopetala) are genus of cushion forming evergreen dwarf shrubs in the family Rosaceae, native to arctic and alpine regions. Dryas got the name from dryads, the tree of nymphs of Greek mythology." (Source: Wikipedia)

"Locoweed (or crazyweed, Oxytropis) is a common name for any plant in North America that produces swainsonime, an alkaloid that harms livestock. In the world, a small number of species produce swainsonime, most of them from the family Fabaceae." (Source: Wikipedia)

"Insects (Insecta) are hexopod invertebrates of the class Insecta. They are the largest group in the arthropod phylum. Insects have a special exoskeleton and a three-parted body (head, thorax and abdomen)." (Source: Wikipedia)

"Larve (Arthopoda, Xiphosura, euproops larva) are distinct young, undeveloped bugs. They take a form of a white worm-like creature before the process of metamorphosis into the adult life stage." (Source: Wikipedia)

"Snails (Gastropoda) is a shelled gastropod, referred to as land snails, or garden pests. But, it mostly refers to the coiled shell gastropod, the shell large enough for the animal to completely disappear inside." (Source: Wikipedia)

"Bistort (bistorta officinalis) is a species of flowering plant in the family polygonaceae, native to Europe, northern and south Asia. Bistort is a herb growing to 20 to 80 cm, tall by 90 cm wide. It has a twisted rootstock. That's why one of its names are snakeroot." (Source: Wikipedia)

"Snow owls (Bubo Scaniacus) are the largest owl species in the true owl family. They are native to the Arctic regions of North America and Paleartic, breeding in tundra. It adapts well in its environment, unlike other owl species. As the largest species of owl, it is also the only white coloured species." (Source: Wikipedia)

"Canada lynxes (Lynx Canadensis) are one of the four lynx species. It is a medium feline, with long dense fur and long black tips on the ears. The paws act like snowshoes, protecting the paws from the frost. It was first discovered by Robert Kerr in 1792." (Source: Wikipedia)

"Red foxes (Vulpes Vulpes) are the largest species of true foxes and one of the most shared member of the family Carnivora. They usually populate around the North hemisphere, North America, Europe and Asia. They have traveled to Australia, so they were put on the list of 100 most invasive species." (Source: Wikipedia)

"Harp seals (Pagophilus groenlandicus) are a species of earless seals, or true seals. They are native to North Atlantic Ocean and Artic Ocean. They were miscatagorized into the genus Phoca with other species. But then was regrouped to a one-type species genus Pagophilus." (Source: Wikipedia)

"Harbour seals (Phoca vitulina) are a true seal species, in the same family as the harp seals. They are usually found in the North Hemisphere, around the coastlines. They are the most widely spread species of pinniped (eared seals, walruses, and true seals). They are native to the Pacific Ocean, Baltic and North seas." (Source: Wikipedia )

"Walruses (Odobenus Rosmarus) is a pinniped species with two large canines, with two small eyes. Strangely, they ahave pretty good eyesight in water, yet when on ice/land they lose that good eyesight and rely on their sense of hearing. They are found in the North Pole Arctic Oceans and subarctic oceans." (Source: Wikipedia)

"Ringed seals (Pusa hispida) are an earless seal species, populating around the Arctic Ocean, Bering Sea, Okhotsk Sea, South Newfoundland, North Japan, Arctic Greenland and Scandinavia. They are the primary prey of polar bears and killer whales, because of their high fat. Interestingly, they are also a food source to the indigenous people of the Artic."(Source: Wikipedia)

"Hooded seals (Cystophora Cristata) are a VU species according to the IUCN red list. They are a large Phocidae family member, living in central/western North Atlantic Ocean. The seals coat colour are sliver-grey, pups having a blue tint on their back. But their blue-grey coat sheds after they are 14 months old. Surprisingly, they are the only species in the genus Cystophora family." (Source: Wikipedia)

"Bearded seals (Erignathus barbatus) are a medium-sized pinniped species, native to the Arctic Ocean. They are the largest North phocidae, they weigh as much as 300 kg, and their whiskers curl when dry, making them charismatic and cute.  Aside from being a earless seal, it has square flippers. Phocidae has 2 sub families; Phocinae and Monachniae." (Source: Wikipedia)

"Narwhals (Monodon Monoceros) is a species of toothed whale, the only member of the family genus monodon. It lives in the Artic sea, only unguarded to polar bears and orcas, as they are one of the different prey of polar bears and orcas. Narwhals are known for their horn/tusk, which is 3m tall." (Source: Wikipedia)

"Beluga whales (Delphinaterus Leucas) are artic/sub-arctic dolphin in the family Monodontidae. Belugas are one of the two family members in the family Monodontidae, and it's the only one member in family genus dephinapterus. It's called the sea carnery because of its high calls." (Source: Wikipedia)

"Arctic cod (Boreogadus Saida) is a species in the family Gaedidae, and is also somewhat related to the genus Gaedidae family." (Source: Wikipedia)