Discussion: PDF OnlyOF MICE AS FISHKylstra, J. A; Tissing, M. O.; van der Maë'n, A.; de Graaf, R. P. Author Information Applied Physiology Division, Department of Physiology, University of Leiden. Transactions - American Society for Artificial Internal Organs: April 1962 - Volume 8 - Issue 1 - p 378-383 Free Abstract Do not even you know that a green drake, and an alderfly, and a dragon-fly, live under water till they change their skins, just as Tom changed his? And if a water animal can continually change into a land animal, why should not a land animal sometimes change into a water animal? ©1962 American Society of Artificial Internal Organs