Unusual underwater animals

Black Crookshanks
In the terrifying black Crookshanks has talent - he has a huge stomach that hangs below his body. It has other features that scare the fish deep - bulging black eyes and disgusting teeth. Still, the ability to swallow prey whole makes him stand out. When the victim is black Crookshanks, he grabs her and slowly move their jaws, until the entire production is sent inside. It is not too picky about what he eats and can swallow animals exceeding twice its length and more than 10 times the mass. His stomach transparent lets you see how food is digested. Digestion takes a lot of time because Crookshanks does not have time to rework some of his big goals, before they begin to decompose. It ends up that belly is filled with gas and turns the fish into the balloon. These are inflated fish end up floating on the surface and caught the fishermen.

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Sea slug
Sea slug Elysia chlorotica has the ability, which is not no other animal. He is able to photosynthesize their own food using sunlight. Ancestors lived slug by algae. Slug able to absorb chloroplasts - organelles that carry out photosynthesis by algae and include them in its own cells. This gives a distinctive green slug, why they are called "creeping leaves." Even more surprising is that the slug stole genes from algae and is able to produce its own chloroplasts. The researchers found genes even just born at individuals that have never eaten. Still, the researchers also found that slugs can for long periods of time to be in the dark without food, and still survive. This suggests that photosynthesis can not be the sole key to their survival strategy. This is one of the most amazing underwater creatures.



Planaria
Planaria - type of freshwater flatworm, which is known for its ability to recover. In fact, their regenerative abilities are amazing. If you decapitate flatworm, then he grew a new head. That's impressive, but the researchers found that the new head receives the memories that evolved before the old is removed. Scientists trained planarian tolerate light, which usually avoid the worms and then chopped off their heads. Two weeks later, the worms restored them, but saved the studied tolerance brightness. Researchers are not sure how it happened. It may have been a change in the DNA substance, or an unknown mechanism. Another team of researchers has discovered that a single cell has the ability to regrow body. They bombarded the flatworm radiation, while his tissues were not destroyed, and the cells could no longer divide properly. They then introduced a single cell from another planarian, which could regrow body. This proves that the adult stem cells in flatworms able to transform virtually any part of the body, unlike the adult human stem cells, which tend to be more restricted.



Hagfish
Hagfish existed for 300 million years - it's quite a lot of time to develop more than one interesting ability. Hagfish able to tie the knot in - ability, which is useful in the protection and in search of prey. During the hunt, they find a hole fish. When they find the fish lurking in the hole, then made a lunge to get her. However, entering the tunnel, while the rear part extends outwardly, it is not the easiest way to get the fish, which wants to be eaten. To facilitate the process, hagfish bind its back to the node greater than the hole itself. This gives them a foothold, and dinner retreats. The same trick they use for protection when a predator grabs them at one end.



Sea cucumber
At sea cucumbers have known defense mechanism. They throw out their guts towards the predator and re-grow them later. Yet, they have a second, equally unusual defense mechanism - they can liquefy themselves. Essentially they detach connection holding their cages together and may spread in different directions. When the danger recedes, the sea cucumber can strengthen ourselves again, climbing to the shelter. This talent is so extraordinary that some sea cucumbers may liquefy himself to death. It may just turn into a sticky goo, and flow through your fingers if you take it in hand. Surprisingly, the sea cucumber is one of the delicacies of Asian cuisine.



Mudskipper
There is a famous quote attributed to Einstein: "Each one of us - a genius. But if you judge a fish by its ability to climb a tree, it will live all his life with faith in his folly. " In fact, Einstein never said that. However, there is indeed a fish that can climb a tree. This genius of world fish - mudskipper conducting most of his life out of the water. He lives in the area filled with mangroves and uses its pelvic fins as a kind of suction cups to climb over all surfaces. Jumpers have developed a small bag around the gills that allow them to hold the breath out of the water, in much the same way that we would hold a breath of air. They climb trees and can stay out of the water during the tide.



Fish arrows
Bryzgunov striped - a small tropical fish that preys mostly on insects. Because of the surprising manner in which it catches its prey, it was called a fish-shooter. Fish tend to reach not more than 10 centimeters in length, can shoot a jet of water up to 2 meters in insect hanging on vegetation around the water. They are able to accurately hit their little purpose even in the dark, with sufficient force to successfully knock them into the water. They produce shots, pressing them to deepen the language in the mouth, much like the barrel. The rate of water has great speed.



Crab Polydectus
Crab Polydectus cupulifer, or Teddy Bear as it is affectionately called because of the appearance - a very interesting specimen. This small crustacean, covered in a thick, white bristles with a very unusual behavior. He picks up the poisonous anemones, one in each claw, and holds them as a weapon. Anemone crab for - not just a means of attack and defense against predators, but also a source of food. Crab can even swarm in the digestive system anemone to get anything that anemone has eaten.



Perch Pirate
Pirate-perch - an unusual fish. When he was young, his anus is located in a normal place, but as soon as he matures, his anus is moving into place under his chin. Scientists investigating predatory fish, found that this bass is another feature. When they were given the choice of beetles and frogs ponds in which to live and reproduce offspring, they avoid those that contain fish that can use them for dinner, except for perch pirate. Potential production was quite happy to arrange a house in reservoirs containing this predator. Researchers are not sure whether the pirate hiding its chemical signature, or disguises itself as something else. Regardless of this, Aphredoderus sayanus able to hide its presence in a way that is not subject to other fish that makes it unique.



Tiger fish
Tiger - a deadly predator with very sharp teeth, which everyone would like to stay. That is why the tiger fish, or tigerfish respectively called. This African fish is often compared with piranha, because it is aggressive and uses his razor-sharp jaws to tear prey into pieces. Unlike piranhas have a huge variety of tigerfish, including tigerfish goliath that can grow up to 50 kg weight and attack the crocodiles. But this is her super abilities do not end there. Recently, researchers have recorded its ability to catch birds. While many fish eating birds floating on the surface, in the South African tigerfish lake was caught on tape, jumping out of the water and attack swallow, while the bird was flying through the air. In continuation, read about the most terrible marine life in a separate collection.



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