A dog feces collecting apparatus (10), including: at least two jaws (14a, 14b), being rotatable (40) one in relation to the other; and a disposable bag (16), comprising: means (22, 17, 19), for manually connecting the disposable bag (16) to the jaws (14a, 14b) while the ends (36a, 36b) of the jaws (14a, 14b) are drawn apart one from the other; and attaching means (20a, 20b, 17, 19), for attaching portions of the disposable bag (16) meeting one another upon meeting of ends (36a, 36b) of the jaws (14a, 14b), thereby upon drawing the ends (36a, 36b) of the least two jaws (14a, 14b) apart one from the other, the attaching means (20a, 20b, 17, 19) removes the disposable bag (16) from at least one of the jaws (14a, 14b).