Saving Earth Britannica Presents Earth’s To-Do List for the 21st Century.Britannica Beyond We’ve created a new place where questions are at the center of learning.100 Women Britannica celebrates the centennial of the Nineteenth Amendment, highlighting suffragists and history-making politicians.COVID-19 Portal While this global health crisis continues to evolve, it can be useful to look to past pandemics to better understand how to respond today.Student Portal Britannica is the ultimate student resource for key school subjects like history, government, literature, and more.Britannica Explains In these videos, Britannica explains a variety of topics and answers frequently asked questions.Demystified Videos In Demystified, Britannica has all the answers to your burning questions.This Time in History In these videos, find out what happened this month (or any month!) in history.#WTFact Videos In #WTFact Britannica shares some of the most bizarre facts we can find.Britannica Classics Check out these retro videos from Encyclopedia Britannica’s archives.Subgenus incertae sedis: Tamaulipas jackrabbit ( L.Subgenus Tarimolagus: Yarkand hare ( L.Subgenus Sabanalagus: Ethiopian hare ( L.Subgenus Poecilolagus: Snowshoe hare ( L.Subgenus Macrotolagus: Antelope jackrabbit ( L.Subgenus Microlagus: Brush rabbit ( S.Subgenus Sylvilagus: Desert cottontail ( S.Subgenus Conothoa: Chinese red pika ( O.This pika species is a burrowing species, which makes burrows that are 1–2 meters in length. This species has been observed to be adaptable and opportunistic in where it lives. It can be found in cliff and rock terrain or in the alpine shrubland and meadows near rock formations primarily at an altitude of 600–1,200 metres (2,000–3,900 ft). The Chinese red pika is primarily a rock-dwelling pika. erythrotis can be found in East Qinghai, West Gansu and Northern Sichuan. erythrotis is found in China and East Tibet. Their reproductive season is between May and August. erythrotis have an average of two litters per year, usually averaging 3–7 young per litter. In the winter, its coat is much lighter than O. Its summer fur is darker with more of a brown tint with a distinct rusty red color on the nose, forehead and ear region. Additionally, these subspecies have different fur colorations. rutila and additionally has frontal fenestrae. It has a smaller, and more arched skull than O. The Chinese Red Pika has larger auditory bullae, a shorter nasals cavity, and a broader rostrum than O. rutila are primarily seen in the shape of the skull and in fur color. The two species are considered to have an allopatric relationship. gloveri is believed to be the closest relative to O. The Chinese red pika was formerly regarded as a subgenus of Pika, included first with Ochotona gloveri and later with Ochotona rutila until they were determined to be separate species (mammal species). erythrotis is a white color in both pelts. In the summer, this species has a coat that is a rusty-red color at the head and chest and progressively becomes more grey at the tail end of the animal. The winter pelt is thicker for the cooler weather, and is a grey color with a slight tint of red in the ear region. This pika has both a winter and summer pelt. The Chinese red pika is one of the largest pika species, averaging a length of 18 to 29 cm. and is endemic to the East Qinghai, West Gansu and Northern Sichuan provinces of China and Eastern Tibet. The Chinese pika typically lives in rocky terrain at altitudes between 6 meters. Specific to the Chinese red pika has distinctive red color in its pelt. Typical of a pika it has short limbs, a small tail and round ears. The Chinese red pika ( Ochotona erythrotis) is a species of mammal in the family Ochotonidae.
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