The ocean is a mysterious and vast world, inhabited by many amazing creatures. Among them, some marine animals are known for their amazing speed. Here are the 10 fastest marine animals, ranked from fastest to slowest.1. Blacktip SharkSpeed: Up to 60 kilometers (37 miles) per hourFeatures: Blacktip s...
Dragonite and grouper are two common food fishes. They have some obvious differences in appearance, living habits and ecological characteristics. Dragon: The dragonfly belongs to the order Perciformes and is a large fish in the deep sea. It is mainly distributed in the off...