Tiger salamanders' markings are variable throughout their extensive range, but the most common marking resembles the vertically striped pattern of their mammalian namesake.
All are air-breathing, warm-blooded mammals that nurse their young. The difference between a dolphin and a porpoise has to do with their appearance: dolphins have longer snouts, bigger mouths, more curved dorsal fins, and longer, leaner bodies than porpoises. 1  Share on Facebook.  Tweet on Twitter.
A mahi-mahi is a dolphinfish. On the east coast they are called 'dolphin' or 'rakingo' on the west coast they are called 'dorado'. The confusion arises from callinâ¦g porpoises, which are mammals not fish, by the name 'dolphin' - such as the bottle-nosed dolphin.