Any fisherman wants to catch a big fish. However, some small representatives of the water world are also good as a trophy. For example, the stickleback fish is rather small, but differs in unusual and aggressive behavior.
Despite its small size, this predator is very voracious, and in case of danger it is able to protect itself from other aquatic inhabitants.
Prickle fish is quite small, but differs in unusual and aggressive behavior.
Prickle belongs to the family of ray-finned squad stickleback. The name combined 5 genera and about 8 types of these representatives.
They differ: spines located in the region of the dorsal fin. This small fish has no scales, and not all individuals also have an abdominal fin.
Most often in the region of the fin there is one barb or 2 soft rays. When danger arises, the spit uses its weapon, straightening all sharp thorns.
They pierce the body of the enemy.
Prickle dog belongs to the family of ray-finned squad of kolyushkoobraznyh
On the sides of the body are more than 30 bony plates. They act as additional protection. Prickle fish is one of the smallest representatives of reservoirs.
Body length reaches 5−6 cm in adulthood. Color may vary depending on the type, among which are:
- small south;
The most common is the last of these. It is distinguished by a brown or greenish tinge, and its belly and sides are silver.
Stickleback is divided by the type of water. Freshwater representatives never go to sea.
They are found and multiply only in freshwater bodies. Sea fish live in seawater, but during the spawning period they swim to coastal zones.
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