The present disclosure provides a bidirectional linkage type mousetrap including: a base, an upper shell, a first pedal, a second pedal, clamping shafts, and torsion springs. A bait placing cup and clamping frames are arranged on the base. Each clamping frame includes side plates and a clamping rack. Each of the first pedal and the second pedal includes a touch portion, a clamping shaft accommodating groove, and a clamping shaft buckle. Mousetrap inlets are arranged on two ends of the upper shell respectively. The mousetrap has two inlets and two-way linkage, which increase the probability of catching a mouse.
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