The disclosure is directed to a mouse trap for insertion through the opening in the top of a pop can. The trap is formed of one piece stainless spring steel and includes a can-engaging element affixed to a can-engaging clip for engaging opposed surfaces of the pop can top. An intermediate element is affixed to the can-engaging element and to support element which, in turn, is affixed to a bait support element. The trap obstructs the can opening when the trap is in the release or sprung position.