Sharks Toothless From Mississippi

Sinister faces are not always feared. Polyodon Spathula, evidence. These fish resemble sharks, but do not have sharp teeth. Polyodon absolutely no relative of sharks. Despite the spooky face, this fish is not malignant. 

Calm nature and could not be because of a toothless bite. These fish are not dangerous like arapaima and alligator. Place of origin, this fish is often become the target of predators. For example arapaima, alligator spatula, birds, and humans. To protect them from attack, polyodon blessed with skin that is hard, thick, and strong.

Having sensors

Polyodon including ancient fish. These fish have lived on earth since 300-400 million years ago. Or about 50 million years before dinosaurs were born. The long snout fish roam the waters of many rivers and streams Mississippi St. Croix, in the USA. These fish like the vast waters and the (over 6 feet). And often roam with catfish, sturgeon, buffalow, and common carp. Style casual swim, not speeding.

Polyodon Spathula (Paddle Fish)

Rapid growth rate. Polyodon can mature along 1.5-2 m, weight 91 - 100kg. Age of 20-30 years. In fact there have been reported that are able to live up to 55 years. Long flattened snout that serves as a sensor. Prey detection device is called the rostrum. Parts of the body that are very sensitive to electrical currents generated by hordes of plankton.

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When hordes of plankton close to the muzzle, polyodon stay open his mouth wide. In the oral cavity there is organs filter plankton. While swimming is quiet, the little animal was eaten. Aside from being a candidate prey tracking device, muzzle polyodon also useful for detecting environmental conditions that have advantageous. This is particularly important when migrating polyodon.

Not wild

His face is often mistaken as a sinister predator fish meat. Though the fish is omnivorous. The main food is plankton, small fish, plants, and small animals that float on the water surface. Polyodon sexes are difficult to distinguish. Bodied males usually larger than females. Polyodon adult females at the age of 9-10 years. While the male is ready to spawn at age 6-7 years.
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