A norway rat has capsule shaped feces while a roof rat has spindle shaped droppings and a house mouse has rod shaped excrement.
Roof rat droppings vs mouse droppings.
Droppings from the roof rat middle is a little smaller than the poop from a norway rat and has tapered ends.
Rodent feces can carry harmful bacteria diseases and viruses including the hantavirus.
But a rat pellet is way bigger much fatter with rounded ends.
Droppings from the norway rat closest to the penny is the largest of the three and has blunt ends.
They are shaped like a sausage curved with ends that are rounded and pointy.
In comparison to rat droppings they are small with either one end pointed or both ends pointed.
When rat droppings are fresh they are soft and dark and feature a shiny wet surface.
Medical articles and infographics.
With that being said the easiest way to distinguish between rat and mouse droppings is to analyze the size of the droppings and their shape.
They may be of different forms or sizes.
It s fairly easy to tell the difference between rat and mouse droppings.
Typically the length will still be the same but the thickness will be much greater than the typical field mouse.
Roof rat droppings are very similar to the house mouse but much thicker.
Norway rat poop droppings norway rat poop droppings are even thicker that the roof rats and typically much shorter than field mice and roof rats.
Droppings are typically found around where these creatures eat.
Rat or squirrel droppings.
Rat droppings are bigger than mouse droppings and measure around 3 4 th of an inch in length and around 1 8 th of an inch diametrically.
Mouse poop far right is much much smaller than rat droppings.