humpback whales that protect animals

Why humpback whales or attack killer whales to protect other animals? Here is the answer
if you follow regularly, you won't be surprised to see humpback whales or assassinate whales. but why is that? do they have some vengeance? let's find out in the article below!
Why do humpback whales prevent killer whales from hunting other animals?
sometimes during the hunts of killer whales, they will encounter obstacles because of humpback whales to rescue the prey. why do humpback whales have such strange actions?