Show STRANGE BIR BIRD WITH HA HAMOS OS J v jre The hoatzin a native bird of BritIsh British Brit Brit- ish Guiana displays a singular activIty activity ity from the moment it breaks the walls of ot the shell Unlike all other nestlings It Is an expert climber cUmber usIng using using us us- ing beak wings and feet feel No other bird not even the adult hoatzin can use the wings for this purpose But ButIn ButIn Butin in the young hoatzin the thumb and first finger of the wing are armed with long claws that serve as fingers As the bird gradually learns to fly 11 the claws are absorbed and finally finally final final- ly disappear that on the thumb being the first to go |