It is because of Hank Molt syndrom. Its OK in the UK but not in the USA because they would quickly become "common as dirt". Then no one would have to go to a Zoo to see one. As far as I know you can not bring a captive born one in the UK to the USA. Anyone know if this is still the case. To bad the late great Burt Langerwolf didnt bring some here with his Australian Waterdragons way back when. VM