marmoset
mar·mo·set
M0117400 (mär′mə-sĕt′, -zĕt′)marmoset
(ˈmɑːməˌzɛt)mar•mo•set
(ˈmɑr məˌzɛt, -ˌsɛt)n.
Noun | 1. | marmoset - small soft-furred South American and Central American monkey with claws instead of nails |
单词 | marmoset | |||
释义 | marmosetmar·mo·setM0117400 (mär′mə-sĕt′, -zĕt′)marmoset(ˈmɑːməˌzɛt)mar•mo•set(ˈmɑr məˌzɛt, -ˌsɛt)n.
marmosetmarmoset(mär`məzĕt'), name for many of the small, squirrellike New World monkeysmonkey,any of a large and varied group of mammals of the primate order. The term monkey includes all primates that do not belong to the categories human, ape, or prosimian; however, monkeys do have certain common features. ..... Click the link for more information. of the family Callithricidae. Members of this family are all found in tropical South America, with one species found also in Central America. They range in size from the pygmy marmoset, which is 8 in. (20 cm) long including the tail and weighs 3 oz (85 g), to species about the size of house rats. Many of the larger species are called tamarins. Most marmosets and tamarins are brightly colored, and many are ornamented with manes, ear tufts, or mustaches. Their tails are long and furry. Day active, gregarious animals, they scurry through trees and chatter in shrill voices. They feed on plant matter as well as on insects and other small animals. Females usually bear twins, and it is claimed that in some species the male takes a large part in the care of the young. Most spectacular is the golden lion marmoset, with flaming, golden fur and a luxuriant mane. Marmosets have long been valued as pets. They are classified in the phylum ChordataChordata , phylum of animals having a notochord, or dorsal stiffening rod, as the chief internal skeletal support at some stage of their development. Most chordates are vertebrates (animals with backbones), but the phylum also includes some small marine invertebrate animals. ..... Click the link for more information. , subphylum Vertebrata, class Mammalia, order Primates, family Callithricidae. Marmosetmarmoset[′mär·mə‚set]marmoset, marmousetmarmosetmarmosetmarmosetA New World monkey of South and Central America. With a lifespan of 5 to 7 years and a maximum lifespan of 16½ years, marmosets are the shortest-lived anthropoid primates. They display age-related pathologies that mirror those of humans, such as cancer, amyloidosis, diabetes and chronic renal disease, and have predictable age-related differences in lean mass, calf circumference, albumin, haemoglobin and hematocrit. Features of spontaneous sensory and neurodegenerative change (e.g., reduced neurogenesis, beta-amyloid deposition in the cerebral cortex, loss of calbindin D28k binding and presbycusis) appear between age 7 and 10.marmoset
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