The gar fish has a cylindrical body covered by rhomboidal bony scales that are coated with enamel, making a strong and complete armor.

Gar

The gar fish has a cylindrical body covered by rhomboidal bony scales that are coated with enamel, making…

This singularly formed fish, the torpedo, has two electrical batteries-that is, machines for making electricity or lighting, (Hooker, 1886).

Ray

This singularly formed fish, the torpedo, has two electrical batteries-that is, machines for making…

the sturgeon has a cylindrical body covered by rhomboidal bony scales that are coated with enamel, making a strong and complete armor.

Sturgeon

the sturgeon has a cylindrical body covered by rhomboidal bony scales that are coated with enamel, making…