Yes. They are different species. The Difference is in color and habits.
A killer whale, obviously. You only need to look at their size difference to know that.
killer whales eat fish where as blue whales eat mostly krill.
there is not a differance
actually a killer whale is a type of dolphin. the biggest spiecies in fact
The difference between the male and female killer whale is many things first the male killer whale or orca is that it weigh's more than a female and second is that the female tale is half as long as an male and last but not least we all know that the female has to have babies but not the male.
The orca - Killer Whale - is b/w
Killer Whales are not actually whales, they are dolphins. Killer Whales appear as whales, but they are categorized as dolphins.
Killer Whales (despite their name) are actually the largest member of the dolphin [delphinidae] family.
Because a sperm whale has sperm on it and the right whales are fat as hell.
The false killer whales Markings, and body coloration vary quite alot from that of a true orca; They also prefer warmer waters. See related link...