There are 2 results matching your search for "Paul A Johnsgard".
Trogons and Quetzals of the WorldHardback £40.95 Buy Now
Beautifully illustrated with colour plates and line drawings this comprehensive review of trogons and quetzals covers all thirty nine extant species. Includes detailed species accounts range maps identification keys and also discusses comparative biology in terms of evolution anatomy and morphology behaviour ecology breeding biology and populations.
The Avian Brood Parasites; Deception at…Hardback £55.00 Buy Now
Discusses all of the world's species of obligatory brood parasites -those birds that reproduce only by laying their eggs in the nests of other species. There are almost 100 birds which fall into this category & the author covers the ecological & evolutionary aspects of their remarkable behavioural adaptation.