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Fish

There are freshwater and marine fish. How do they live in the water? They breathe the oxygen dissolved in it.

Every time you open your mouth, the fish absorbs the water. The oxygen dissolved in the water absorbed inside the body of the fish straight into the bloodstream. The wastewater is then discharged through the gills, usually located on the sides of the fish’s body, behind the head.

Mudflats jumpers

Mudskipper is a fish with very interesting habits. There are jumpers in the Eastern Atlantic, Indian and West Pacific ocean. It lives most often in the quiet bays near river mouths. This remarkable fish that at low tide remains on land and, using fins and a special breast suction Cup, can climb trees to a height of more human growth: here it preys on insects.

In fresh water rivers and lakes inhabited by many species of fish. Freshwater fish feed on different food. Some eat algae, other aquatic insects and mollusks. Some fish eat other fish; they are real predators.

In certain types of freshwater fish are found only in one river or lake, others dwell in many places. Sometimes fish eggs is transferred to a new place, glued to the feet of waterfowl, and sometimes fish can move people. Some fish themselves swim in other rivers. When the salmon is four years old, he leaves the river and goes to sea.Having lived in the sea and two more years, he returns to lay her eggs. Many salmon return to their native river, but some moved to other rivers. Continue reading

Food for pond fish
Only fish make a pond come alive. Therefore, the garden pond with bass, carp, trout, goldfish, three-spined stickleback, ofrou, upperka, and of course, with the kings of ponds Koi -…

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Great white shark
Great white shark, the heroine of the novel by P. Benchley "Jaws" and the movie of the same name, has a bad reputation as man-eater. Yes, it is the world's…

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Fish
There are freshwater and marine fish. How do they live in the water? They breathe the oxygen dissolved in it. Every time you open your mouth, the fish absorbs the…

Continue reading →