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It's true. In the eyes of many people, people or creatures who only live on land are prone to "drowning" accidents after accidentally falling into the water. The creatures in the ocean live in the water by nature, and they should not drown.
In fact, marine organisms are still in danger of "drowning" in the water, but the difference is that the water does not enter the mouth and nose, and they all die from lack of oxygen in the water.
Among the many marine organisms are many fish, which use their gills to breathe, and if their gills are damaged, they will be "drowned" by the water. When a fish's gills are damaged, the water flow cannot flow properly over the gills, resulting in hypoxia and death of the fish. It may be that it is not difficult to find that in the fish caught by anglers, because the hook used contains a lot of pathogens and bacteria, it will directly damage the gills of the fish, even if the fish caught is alive, it will die by itself after being put in the bucket for a long time.
There is also a lot of marine debris in the ocean, which can also cause "drowning" when it traps fish and prevents them from swimming freely. After all, the normal breathing of a fish's gills depends on the constant movement of the fish. If the fish cannot swim freely, there is no current that can pass through the gills for it to breathe normally.
Sharks in the ocean are relatively large in size and encounter relatively few natural predators in the water, so it is reasonable to say that they are not prone to "accidental" death. In real life, sharks in the ocean can still be "drowned" by the water, and shark fin soup was so popular that some fishermen would catch sharks to get the ingredients for shark fin soup. Although the fishermen cut off the fins of the sharks they caught and released them back into the sea.
But sharks often rely on their fins to swim, and sharks that lose their fins will eventually be "drowned" because they cannot swim properly.
In particular, it is important to know that sharks in the ocean are able to achieve "supremacy" status and can prey on other marine life. That is the agility with which they move in order to facilitate their daily predation. When the shark's fins are cut, it loses the ability to swim quickly, and in this case, it will starve to death if it does not "drown" in the water.
As we all know, humans survive by breathing oxygen in the airMarine life, on the other hand, depends on breathing oxygen from seawater to survive. The current global warming has directly led to an increase in sea temperatures. According to relevant data, the amount of dissolved oxygen in warm water is often low.
Once there are many plankton multiplying in seawater, it will inevitably consume a large amount of oxygen in the water, and eventually it is easy to cause the occurrence of "drowning" of marine organisms.
Now you should know! Even though marine life is naturally living in water, there are still many reasons why marine life is "drowned" by water. To put it simply, marine creatures depend on oxygen to survive just like humans, and as long as they can't get oxygen in the water, they will also drown in the water.
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Of course it's true. Nothing can be overdone, and although many creatures live in the ocean, there is also the possibility of "drowning".
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Marine life also needs access to oxygen to survive. It's just that they get oxygen differently than we do, and these aquatic creatures also die from lack of oxygen, but not the same as people drowning.
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I think it's certainly true, if the oxygen levels of the ocean go down, then marine life will also drown.
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Large sea creatures do not drown in the sea after falling asleep because they have a unique survival strategy called "floating sleep". This phenomenon is mainly seen in some large marine creatures such as cetaceans, dolphins, and fish. When these creatures fall asleep, their bodies become flabby and bulky, increasing their buoyancy.
This way, even if they don't actively swim during sleep, they won't sink to the bottom of the sea.
The principle of this floating sleep is somewhat similar to that of birds. When birds fly, their wings create an aerodynamic lift force that allows the bird to balance in the air. Similarly, the muscles of large sea creatures also form a certain amount of buoyancy when they are relaxed, helping them to maintain buoyancy balance in the water.
In addition, large sea creatures have a type of rest called the "side lying position". In this state, they will lie on their sides with one side facing up and the other side down. In this way, the water flows from above through their muzzle and their gills from below.
This flow pattern helps to maintain their breathing, allowing them to stay awake for long periods of time in the water.
In conclusion, the main reason why large sea creatures are able to sleep soundly in the sea without drowning is because they have a survival strategy of floating sleep and lateral decubitus position. These strategies allow them to keep their buoyancy balanced and breathing in the water so that they do not sink to the bottom of the ocean during sleep.
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A lighthouse jellyfish with an immortal body.
nutricula).
Quite possibly the only creature in the world that doesn't die.
Scientists are blessed.
The "lighthouse jellyfish" is only 4 5 mm in diameter, but it is such a very tiny creature that has a magical ability to "rejuvenate". According to reports, under normal circumstances, jellyfish will die after reproducing the next generation, but after the "lighthouse jellyfish" reaches the stage of sexual maturity, it will return to the young stage and start another life process, and theoretically speaking, this cycle process is repeated over and over again.
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There are a total of 210 species of creatures under the sea. It is currently knownMarine lifeThere are 210,000 species, and the actual number is expected to be more than 10 times that number, or 2.1 million. >>>More
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