An object of the present invention is to provide an animal capture trap for wire system that enables a reliable working with to reduce the size of the trap apparatus. A Animal capturing trap wire device includes a locking portion 13 for connecting both ends of one article of the capture wire forming the wire loop 10, an annular portion 11 formed on one side of the wire loop and the locking portion between, spring loaded screw 33, the spring fixing member 32, a spring holding cylinder 31, it is characterized in that it has placed a spring 30, and the wire converging fitting 20.BACKGROUND.【課題】罠装置を小型化するとともに確実な作動を可能とする動物捕獲罠用ワイヤ装置を提供する。【解決手段】動物捕獲罠用ワイヤ装置は、1条の捕獲ワイヤの両端を接続してワイヤループ10を形成する係止部13と、ワイヤループの片側に形成される環状部11と係止部との間に、バネ付勢ネジ33、バネ固定具32、バネ保持筒31、バネ30、及びワイヤ収束金具20を配置したことを特徴とする。【選択図】図1