Yes Whale Can attack other whales, Orcas are known to attack and eat other whales, Some whales can attack cause of dominance or other reasons. Even Dolphins are known to attack other dolphins and porpoises of course.
Humpback whales don't usually attack other species of whales. Killer Whales are the only whales known to do that.
No, but copper whales do.
Blue whales never attack humans and in most countries it is illegal to kill blue whales but in some countries they do kill blue whales it is very sad i know
No they won't attack anything bigger then them
they attack great whites and male and female sperm whales and blue whales even the can attack those animals cause their the strongest and largest animal in the ocean
No whale sharks do not attack. They are very harmless creatures.
Certain species of sharks and orcas will attack whales.
They attack other living things because they are carnivorous.
KIller Whales do not attack sharks and they do not attack anything that they see. Killer Whales only eat small sharks and fish because No creatures are mindless killers there is always a reason
Yes they do.
by hidding in the water
Whales are not known to attack Dolphins. If one would ever decide to, they haven't got much to choose from, either ram them or swipe them with their flippers or fluke.