Palmipedes. Swimming Birds. 
XXX 















































a) Goosander. 
b) Great Crested Grebe 
c) Great Northern Diver. d) Black 
Colymbus glacialis. Uria 
Vergus merganser 
1 
ru 10) ) Tee An 
Aptenodytes patag 
Fodiceps cristatus 

ry lle y F 
Alca impennis. Fratercula arctica 
