- 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]
- murine，rat，mouse，三者有什么区别呢？ - 知乎
【Rat】 通常译为“大鼠”（如实验用“大鼠”），而 **Mouse** 译为“小鼠”或“家鼠”。 【日常用语】老鼠可能泛指所有鼠类，但在科学语境中需明确区分“大鼠”和“小鼠”。
- RAT中文 (简体)翻译：剑桥词典 - Cambridge Dictionary
rat noun [C] (ANIMAL) Add to word list A2 a small rodent, larger than a mouse, that has a long tail and is considered to be harmful
- 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 )
- 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 - Animal Kingdom
The two most widespread species are the brown rat (Rattus norvegicus) and the black rat (Rattus rattus), both notorious for their intelligence, reproductive speed, and complex relationship with people
- 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
- Rat Animal Facts - Rattus rattus - A-Z Animals
A rat uses its whiskers to safely navigate its way through dark tunnels and narrow spaces Their whiskers are doubly important because these rodents are active during the night
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