What Does Brown Rat Poop Look Like?

  • MickAdmin
  • February 27, 2023

Knowing what you’re looking for when identifying your pet’s waste is essential as a rat owner. Rats excrete a variety of shapes and sizes of poop, and if you’re not sure what these look like, it can be challenging to determine your furry friend’s health. So let’s look at brown rat poop so you can accurately identify it for yourself.


What does brown rat poop look like?


Brown rat droppings are typically cylindrical and measure up to 12 mm long.

They have smooth, glossy surfaces with rounded ends and a slightly darker color at the tips.

On close inspection, the bases can come in different shades of light to dark brown depending on what the rat has eaten recently.

Rat droppings will also soften over time and take on slight traces of colors from whatever they had recently consumed.

Lastly, small fragments of undigested food within their droppings are not uncommon for brown rats.


The appearance of Rat Poop


Rats typically produce small pellets of dark brown or black waste.

Brown rat poop is usually cylindrical, measuring 5-10mm long and 1-3mm wide. The color itself can range from reddish-brown to black.

Because the pellet size and color vary depending on several factors (including diet), you must familiarize yourself with your pet’s particular type of poop to quickly identify changes.


What Does Rat Poop Tell You?


Rat droppings are a valuable diagnostic tool for pest control professionals and can provide a great deal of insight into the activity and behavior of the rodents in question.

With careful observation, rat poop can reveal species, age, and health of the rodent population, recent feeding habits, and whether they have been exposed to poisons or diseases.

It’s also important to note that while droppings are different shapes, sizes, and colors depending on the species, fresh droppings tend to be darker than those sitting out for a while.

This is an area where a trained professional can help identify active infestations and spot possible signs of future problems.


What is the difference between fresh rat dropping and older ones?


Fresh rat droppings are generally smaller and more cylindrical than older ones, which tend to be longer and flatter.

Fresh rat droppings also appear softer with a distinct texture, whereas older droppings become crumbly and pottery-like with time.

Additionally, the color can help differentiate between fresh and old droppings; fresh ones have a glossy appearance, while older ones will have a dull look.

While these outward signs can indicate whether rat droppings are recent, it is wise to exercise caution and treat them all as potentially hazardous until an expert can identify them.




With this knowledge about brown rat poop, you know what to look for when spotting it around your home or cage! Understanding the appearance and consistency of your pet’s waste is an essential part of being a responsible rat owner; this way, any potential health issues can be addressed immediately before they become serious problems.

Taking good care of your furry friend is essential for their overall well-being—and knowing what their poo looks like is one step closer to achieving this goal.

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