Rat - Wikipedia Rats are typically distinguished from mice by their size Usually the common name of a large muroid rodent will include the word "rat", while a smaller muroid's name will include "mouse" The common terms rat and mouse are not taxonomically specific There are 56 known species of rats in the world [1]
Rat | Rodent Species, Habitats Characteristics | Britannica Rat, the term generally and indiscriminately applied to numerous members of several rodent families having bodies longer than about 12 cm, or 5 inches (Smaller thin-tailed rodents are just as often indiscriminately referred to as mice )
Different Types of Rat Species in North America | EcoGuard The two primary types of rats that are most familiar to people worldwide are the brown rat and the black rat The brown rat, also known as the Norway rat, is larger and is characterized by its grayish brown fur, blunt snout, and a tail shorter than its body length
Rats: Facts about these thin-tailed, medium-size rodents With nearly 60 species of rat discovered so far, these rodents come in all sizes They are typically 5 inches (12 centimeters), or longer, according to Encyclopedia Britannica
Rats - National Geographic Some rodents that we call “rats” are not true members of Rattus, including the pack rat, naked mole rat, and giant pouched rat
RAT Definition Meaning - Merriam-Webster The meaning of RAT is any of numerous rodents (Rattus and related genera) differing from the related mice especially by considerably larger size How to use rat in a sentence
Rats: Facts, Habitat, and Behavior Explained - World Deer Rats belong to the family Muridae and the genus Rattus, which includes well-known species like the black rat (Rattus rattus) and the brown rat (Rattus norvegicus) With their strong teeth, sharp senses, and agile movements, they have evolved to thrive in a wide range of conditions
Rat Facts - Fact Animal Perhaps the most well-known rat species is the Norwegian brown rat, Rattus norvegicus They are thought to have originated in China but travelled on ships and colonised other parts of the world
Rodents and Schools | US EPA The roof rat, R rattus, also known as the ship, black, or Alexandrine rat, occurs mainly along the coastal United States It is smaller and thinner than the Norway rat and has a pointier muzzle The roof rat also has larger ears and its fur can be light brown to black