Whale wars: humpbacks versus orcas focus of new study - CBC.ca

CBC.ca
Whale wars: humpbacks versus orcas focus of new study
CBC.ca
It's a strange marine phenomenon: humpback whales actively defend other marine mammals like seals and grey whales from orca attacks, according to a new study. But while some people might call it a rare example of interspecies altruism, the study also ...and more »