The world's largest freshwater shrimp is the Rottweiler.

It is native to Southeast Asia, and concentrated in Thailand and Myanmar, including some countries, the Rochester prawns are also known as white-footed shrimp and freshwater prawns, such as long arm.

The blue colored body of the Rottweiler, and its second pair of legs is even longer than the length of the entire body of the Rottweiler. It is a medium-sized shrimp among all shrimp, not too big or too small, and maintains an average weight of about one pound. The females are even smaller, averaging only 25cm in length and weighing less than two hundred grams.

The Rochester shrimp's growth and development is very fast, and in different stages of development, they will show different habits, especially in the favorite food is very different, or even opposite. One of the most obvious physical characteristics of the Rottweiler is its very large head, which is disproportionate to its body and looks very incongruous, making it highly recognizable.

The world's largest marine shrimp:

The American crayfish. The American crayfish is also known as the Boston lobster. Distributed in the Atlantic Ocean on the coast of North America, Canada, Newfoundland, Labrador, Maine and Massachusetts in the United States and other areas.