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". …

Jun 12, 2025 · 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 …

There are about 56 different species of rats. The best known rats are the black rat (Rattus rattus), and the brown rat (Rattus norvegicus). These two are known as Old World rats. The group has …

Apr 27, 2023 · The brown and the house rat (Rattus rattus) are the most common rats in the world because they have taken boats to every country over the past few centuries.

May 27, 2024 · The rat — named the Bosavi woolly rat — lives in a volcano crater that had previously been lightly explored and with its tail included measures over 30 inches long.

Of the dozens of species in the genus Rattus, the most familiar are those which commonly live among us: the brown rat (also known as the Norway rat or sewer rat) and the black rat (also …

Everything you should know about the Rat. The Rat is a mid-size rodent, which is considered a common pest, though some species are kept as pets.

Jun 2, 2025 · However, some types of rodents, especially non-native species including the Norway rat, the roof rat and house mice are pests when they infest houses, threaten public …

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, …

Jun 5, 2025 · Learn rat facts and information from the rodent experts at EcoGuard Pest Management.