TY - BOOK AU - Theberge,John B. AU - Theberge,Mary T. TI - The ptarmigan's dilemma: an exploration into how life organizes and supports itself SN - 9780771085185 U1 - 576.8 22 PY - 2010/// CY - Toronto, Ont. PB - McClelland & Stewart KW - Evolution (Biology) KW - Ecology KW - Life (Biology) KW - Évolution (Biologie) KW - Écologie KW - Vie (Biologie) KW - Evolutionaire biologie KW - Ecosystemen KW - Adaptatie (fysiologie, biologie) KW - Populatiedynamica N2 - The authors examine what the mechanisms of evolution are and how they work. With examples from the very latest discoveries in genetics and ones they have made in their own field work, "The Ptarmigan's Dilemma" "is a ground-breaking explanation of evolution for non-scientists--and a look at the rich diversity of life on Earth that's under threat today ER -