Top 10 most bizarre sea creatures – Latest world news – Infernal vampire squid lives in the area with a minimal amount of oxygen dissolved in water, and the weight – Japanese crab-spider is 20 kg
The frilled shark
The frilled shark is a species of the genus frilled sharks of the same family. These sharks like strange sea snake or eel than other sharks. Inhabits the Atlantic and Pacific oceans. This rare species is found at the outer edge of the continental shelf and upper continental slope at a depth of 1570 m. due to the presence of primitive features frill shark is called a “living fossil”. The maximum recorded length of 2 m. Color dark brown. The frilled shark breeds besplatnoe the birth. Pregnancy lasts up to 3.5 years, this is the longest period known among vertebrates. The jaws of the frilled sharks are greatly stretched and allow them to swallow prey half their own length. Continue reading
In the post-Soviet space ruff rare in Ukraine, Moldova, Belarus, Baltic States, Kazakhstan, Russia. This species, which belong to the family percidae, very widespread in all territory of the Russian Federation, excluding its Northern part and far East.
This schooling fish lives in large ponds, rivers, lakes, quarries. Ruff prefers places with clean sandy bottom, although it can be found anywhere on the pond.
Ruff – fish is small, its average size is 7-10 cm, and weight not more than 100 g. Indeed, it is very similar to a brush, especially when it is taken out of the water. He immediately takes a pose of intimidation – will raise the spiny dorsal fin, the fins will straighten and bend his tail to the side. Continue reading
Aquarium fish swordtails are popular fish for home detention. These fish are known for its rich color, as well as an interesting caudal fin, similar to a sword. Aquarium swordtails live in harmony with all other types of fish that are not aggressive to them.
To contain swordsmen can groups and pairs . For one pair of swordtails enough tank of 10 liters, the same group of swordsmen to 10 individuals will need an aquarium of 50 l. In nature swordtails can grow up to 10-12 cm, but aquarium swordtails usually grow less. Swordtails are viviparous fish: the females can breed up to 200 fry.
Aquarium fish swordtails in nature are green, but at home there are white, red, gold, ruby, black and other colours of these fish. Continue reading