Why do dolphins have point nose?

Answer 1

I don't know. Why is the sky blue?! :) .. This is my very first answer:)
dolphins have a long nose because they could smell their prey much better and follow it to eat it. They also use their flippers to create a dust cloud to trap their prey and then catch it

Answer 2

The bottle-nosed dolphin doesnt actually have a bottle-nose . It's nose may look as in the shape of a bottle and that is where the dolphin got its name.

Answer 3

to smell for their food and smell if their predators are near by

Answer 4

to smell there pray