

The canvasbaek, to many, is the noblest of the diving ducljs. Mother diioli on typical nest on the Canadian Prairie 

 (above) ; success (below left) ; failure, due to predation (below right). Predation is an exjiected loss in nature, 

 best compensated for by excellence of habitat, i)ermitting maximum production. (I'hotos by Jerome Stoudt) 



10 



