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The bowfin, a primitive freshwater fish, also known as the freshwater dogfish is a voracious fish.

Bowfin

The bowfin, a primitive freshwater fish, also known as the freshwater dogfish is a voracious fish.

The Flying Fish is enabled to fly by having fins which approach in extent the wings of a bird, (Hooker, 1882.)

Flying Fish

The Flying Fish is enabled to fly by having fins which approach in extent the wings of a bird, (Hooker,…

In the lungfish, the development of the air bladder as a lung is much more complete than others in the same group.

Lungfish

In the lungfish, the development of the air bladder as a lung is much more complete than others in the…

Salmon, several species of fish belonging to the trout family and ascending rivers to spawn.

Salmon

Salmon, several species of fish belonging to the trout family and ascending rivers to spawn.

The swordfish is found in every part of the Mediterranean Sea. Its "sword" is an elongation of the upper jaw, of great strength.

Swordfish

The swordfish is found in every part of the Mediterranean Sea. Its "sword" is an elongation of the upper…