https://wildoceantasmania.com.au/humpback-whale-calves-putting-on-a-show-for-us/_hkr3226/
Pectoral Slapping of a Humpback Whale | Wild Ocean Tasmania
Humpback Whales have very distinct pectoral fins. They can measure 1/4 to 1/3 of their whole body length. It is believed that whales slap their pectoral fins...
pectoral slappinghumpback whalewild oceantasmania