Page 159 - Das Wunder der Migration bei Tieren
P. 159
Hump back wha les mig ra te
bet we en the ir vast sum mer
fe eding gro unds in the po lar re gi ons
and the mo re rest ric ted winter bre -
eding gro unds in the tro pics. In the
co ur se of the se jo ur neys, they rarely
feed.
157
