Caudata.org - Members discuss the pros and cons (mostly pros, apparently) of raising newts in a fully aquatic environment, without allowing a terrestrial phase to develop.
Difference Between Aquatic and Terrestrial
Caudata.org - This is an older thread just updated with some very interesting results of an experiment started back in October. Some North American newts, all larvae of the same size, were split into a terrestrial set-up and an aquatic set-up. See how different the two turned out.@ Caudata.org