A mousetrap is a specialised type of animal trap designed primarily to catch and, usually, kill mice. Mousetraps are usually set in an indoor location where there is a suspected infestation of rodents. Larger traps are designed to catch other species of animals; such as rats, squirrels, other small …
A spring mousetrap
A mouth-type mousetrap.
Mousetrap made of plastic with house mouse
19th-century ad for a spring-loaded bar mousetrap of William Hooker's design