1^ AUKS, MUKKKS, PUFFINS, FTC. 



from the Gulf of St. Lawrence northward, chiefly along the 

 coast. Winters from Mass. southward, occurring off the 

 coast, in bays, etc. Comes south in Sep. and Oct. : most 

 common in N. E. in Nov. ; goes north in April. Very com- 

 mon ; less shy than 1. Fig. 10 ; flying under water. 



ETC, Ceppliides. 



Water birds with rather short bodies : tails, short ; front 



Fig. 10. 



toes webbed ; hind tot-, absent, flg. 

 11. All swim and dive well like 

 Loons. Sit upright on land, and 

 walk well. All occur on salt water. 

 Food, flshes. Flight, swift and di- 

 rect, often with a swaying motion, 

 but all turn readily in air ; wing- 

 beats, very rapid. The outer cover- 

 ing of portions of bill is moulted in 

 some species. The young are cov- 

 ered with down when hatched, but 

 are comparatively helpless, being B, A, a, 3. 1-15. 

 fed by regurgitation. All of the species occur on the open 

 ocean in winter, but often not far from land, and thus can be 

 sometimes seen from rocky promontories or open sea beach. 

 es. Sexes, similar, 



A. AUKS, MURRES, GUILLEMOTS. Alcidae. 



Rather large-bodied, short-necked birds which ride light- 

 ly on the water, and sit upright on land, resting on the whole 



foot. 



a. Auks. Alca. 

 Heavy-bodied, rather thick- 

 necked birds with tlie bill deep 

 \'but very much compressed, and 

 crossed by two grooves and a 

 white band, fig. 12, ontlie next 

 O, A, a, 1. 1-2 page. 



