The teaching website： http://v.youku.com/v_show/id_XNDczODg1MTgw.htmlNew Effective Bird Pigeon Live Trap Sensitive Quail Humane Trapping Hunting 20CMFeatures： - It's effective sensitive and reusable. - It's designed to capture the birds， pigeons， and quail etc and won't cause harm . - It's easy to use. Just need to place the baited trap on the ground.Specifications: - Brand New & High Quality - Diameter：about 20cmPackage includes: - 1 x Effective Bird Pigeon Live Trap Sensitive Quail Humane Trapping Hunting 20CMNote: The actual item's color maybe slightly different from the picture shown due to the lighting when the picture was shot and the monitors display colors quite differently， the color of the article may vary slightly from the pictures above.