First, pike can't eat, puffer fish can eat;

Second, the puffer fish will inflate into balls when it is in danger, but the barracuda does not have this ability;

Third, puffer fish can make sounds, but barracuda can't;

Fourthly, puffer fish is omnivorous fish, and barracuda is carnivorous fish;

Fifth, puffer fish is cuter and cuter, and barracuda is ugly.

Little is known about barracuda and puffer fish

The pike head fish is also called fork nose pure, and there are many kinds, including black spot fork nose pure, star spot fork nose pure, map fork nose pure, zebra fork nose pure, white spot fork nose pure, Philippine fork nose pure and so on. This is a warm-water fish. Distributed in coral reef waters of Indian Ocean and Western Pacific Ocean, omnivorous. The liver and ovaries are inedible.

Pufferfish is a general term for fishes of the family Salmonidae. Since ancient times, the puffer fish eaten in China has lived in rivers, and it is named "dolphin" because it makes a chirp like a pig when catching water. When encountering external danger, make the whole body float to the water in a spherical shape, and at the same time, the small thorns on the skin stand up to defend themselves.