The front mouth of the Hawksbill Turtle is an adaption in order for the Hawsbill to find it's food, such as mollusks in rocky reefs. The shell of the turtle is also very sturdy and serrated with rock hard plates.
While being one of the cutest animals in the ocean, the dugong has a partially divided snout so that the dugong can breathe with ease. Two tusks may develop on males, but are hidden by the fleshy lips of the dugong.
The Finless Porpoise has a round, flat head, with no dorsal fin, which allows the porpoise to dive fast into the water, and have great agility. The Finless Porpoise usually travels in pair for maximum hunting success.