How Can Humans Help Fin Whales
. The largest ocean dolphins are the orca pilot whale and false killer whaleThe smallest are the New Zealand dolphin and tucuxi. This hump is emphasised when they raise and bend their backs in preparation for.
Female killer whales have an average life span of 50 years but some individuals are. Humpback whales are named predictably after an obvious hump in front of their small dorsal fin. Killer whales can penetrate further into the Arctic and remain in arctic waters for a longer period of time due to reductions in sea ice.
Orcas work together to take care of the young and other females in the pod will often help with the rearing.
The trachea extends all the way to the center of the lungs to help adapt to its diving habits. Compared to those of other whales and dolphins this dorsal fin is small and stubby. 11 Most Endangered Animals 11. They rely heavily on sea ice to access the high-fat food supply they need to survive.
