Three Radiated Tortoises (Susan Roehl) Tags: madagascar2017 islandofmadagascar berentyreserve radiatedtortoises notwild astrochelysradiata testudinidaefamily native mostabundantinthesouth longlived atleast188years criticallyendangered habitatloss poaching animal reptile sueroehl photographictours naturalexposures panasonic lumixdmcgh4 35x100mmlens handheld coth5 ngc npc