Fear in Birds 



215 



to walk or swim, and in some degree their own masters. The 

 common domestic fowls, Partridges, Ostriches, Geese, Loons, 

 Plover, and Snipe, are some of the better known representatives 



30. Brown Thrush startled while at nest : attitude of keen attention. 



of this group, but the dividing line is never sharply drawn, and 

 there are innumerable gradations between the extremes in 

 either class. In the praecocial birds the feeling of fear is either 

 present at birth, or appears in a very few hours or days. 



