'- 'A 



\ 





J'hold by J. IC. MrLeH.n,] 



GEEY SEAL. 



V.,. the ditference between the seal's and the sea-lion's hind flippers. AVhen on land, the seal advances l.y a jun.pin 

 ^"'^ "'" '1"*°'™"'' ^,^,„,,, of the hody, assiste.1 fonvavd by the front flippers. 



veraent, produced liy the 



143 



