This frog has big webbed hind feet, and is a good swimmer. Though it lacks the vocal sack present in most frogs and toads, its call can be loud enough to be heard outside of the water. African clawed frogs were once used for pregnancy tests. The woman's urine was injected into a female Clawed Frog, and if the frog began to lay eggs then the woman was pregnant. Go back to quiz

They are found along the African Rift Valley south of the Sahara Desert.

                                                                                                                                                                               From:  www.nationalzoo.si.edu  
                                                                                                                                                                                                                                                    www.geology.com