The Bidder's Canal is the part of a male frog urogenital system. It is located in front of the kidneys. Frog's testicles are located near the kidneys. From the testicles, vas efferens exits testicles, enters kidneys and open in the Bidder's Canal. Therefore, the sperm from the testicles passes the vas efferens, Bidder's Canal, urogenital duct, and finally cloacal apperture.
