Tundras are among Earth's coldest, harshest biomes. Tundra ecosystems are treeless regions found in the Arctic and on the tops of mountains, where the climate is cold and windy and rainfall is scant. Tundra lands are snow-covered for much of the year, until summer brings a burst of wildflowers.
A. Mumps starts just like most other viral diseases, with fever, tiredness, muscle aches, and/or loss of appetite. The classic sign of mumps -- swollen salivary glands that make a person look like a chipmunk -- don't appear right away.About half of people infected with the mumps virus don't get noticeable symptoms. When mumps symptoms do appear, they usually come 16 to 18 days after infection.. Mumps starts just like most other viral diseases, with fever, tiredness, muscle aches, and/or loss of appetite. The classic sign of mumps -- swollen salivary glands that make a person look like a chipmunk -- don't appear right away.
Mumps is an acute, self-limited, systemic viral illness characterized by the swelling of one or more of the salivary glands, typically the parotid glands.The illness is caused by the RNA virus, Rubulavirus.he mumps virus does share various epidemiologic characteristics with other well-known viral pediatric diseases, such as measles (RNA virus, of the genus Morbillivirus, in the Paramyxoviridae family) and rubella (RNA virus, of the genus Rubivirus, in the Togaviridae family). Mumps occurs worldwide.