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 …

May 3, 2026 · 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 …

Some rodents that we call “rats” are not true members of Rattus, including the pack rat, naked mole rat, and giant pouched rat.

The term “rat” encompasses several species within the family Muridae, the largest family of mammals. The most familiar species is the brown rat (Rattus norvegicus), also known as the Norway rat, and …

Mar 17, 2026 · From the enormous African Giant Pouched Rat that sniffs out landmines to the bizarre Blind Mole Rat that spends its entire life underground without ever seeing daylight, rat diversity …

Apr 27, 2023 · 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.

May 27, 2024 · In many regions and in scientific/laboratory contexts, the most commonly implied "rat" among true rats (Rattus) is the brown rat due to its global commensal presence and extensive use in …

May 21, 2021 · The term rat applies to any of 56 thin-tailed, medium-sized rodent species in the genus Rattus that are native to continental Asia, the islands of Southeast Asia eastward and the Australia …

Aug 26, 2025 · Learn about rats including Norway and roof rat species, behavior, diet, reproduction, signs of infestation, and how to get rid of them effectively.

Rat populations can sometimes reach epidemic proportions due to their ability to breed prolifically. However where natural predators still exist, they form an important part of the food chain. They are …