The most terrible inhabitants of sea depths
1. Angler / Angler Fish / monkfish / monkfish / Angler Fish This deepwater monster could easily become a nightmare of every diver and is considered the most ugly fish…

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Sea-dog
Description fish sea-dog (Blennius gattoruggine) Because slime-covered body of sea dogs are family Blennidi. The name comes from the Greek word "Blin" is slime. For the sea dogs hunted by…

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Feeders for aquariums
Of course, aquarium fish, like all other living beings, need to eat regularly. In the natural environment this process is "following" nature, but in the home this responsibility, of course,…

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sticks

Sharks

Sharks are color blind

At the University of Queensland examined the eyes of the shark and came to the conclusion that those deprived of color vision.

The research object of scientists were 17 species of sharks. During microspectrophotometric analysis, it was found that 10 of them were no cones, intended for color vision, and their role was partially assumed the highly sensitive sticks. The remaining seven species that belong to three different families, had one type of sensing elements designed to detect wavelengths from 532 to 561 nm.

It is known that whales, dolphins and killer whales also stick with the cones of one type, which is able to recognize green color. Continue reading

Carp in pond of fire. The Archive Forums Of The Open St. Petersburg's Hunter
Spent last weekend with relatives in one of the horticulture of the Luga district of the Leningrad region. With great surprise I heard that in the fire pond gardening there…

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Aquarium fish - House of Friends
One of the few Pets that require from the owner of the minimum of attention, are aquarium fish. They are not annoying, do not litter and do not bite your…

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