1) Atlantic marlin is more populated than the Blue whale, but Common dolphin is the most populated one
2) Atlantic marlin is longer than a common dolphin, but blue whale is the longest one
3) Common dolphin is faster than a blue whale, but atlantic marlin is the fastest one
4) Atlantic marlin is heavier than a common dolphin, but blue whale is the heaviest one
5) Common dolphins is more aggressive than a blue whale, but atlantic marlin is the most aggressive one
6) Blue whale is more intelligent than an atlantic marlin, but common dolphin is the most intelligent one