40 



SEXUAL SELECTION: BIRDS. 



[Part II, 



feathers." 8 Birds which seem ill-adapted for fighting en- 

 gage in fierce conflicts ; thus with the pelican the stronger 



a 



8 Sir R. Schoniburgk, in ' Journal of R. Geograph. Soc' vol. xiii. 

 1843, p. 31. * 



