There are millions of species of animals around the world. All the animals on earth have their own characteristics. But do you know that when a whale sleeps in the sea, one of its eyes remains open. Yes, today we will tell you why the whale sleeps with its eyes open and what is the reason behind it.
Whale fish
There are millions of species of animals living in the sea. Whale is also one of them. But among the sea creatures, whale is considered the most dangerous. Today we are going to tell you something related to whale, which you might have never heard before. Yes, do you know that while sleeping in the sea, the whale keeps one of its eyes open. Now you must be wondering how an animal can sleep with one eye open. But according to research, it is true that whale sleeps with one eye open.
Dolphin
Humans like dolphin fish the most. Because these fish behave well with humans and do not attack humans easily. But do you know that dolphin also sleeps with one eye open. Dolphin and whale are two such fishes, which always sleep with one eye open. They can see and feel everything through this eye even while sleeping.
Let us tell you that only one part of the brain of dolphin and whale fish is closed. When the left eye is closed, the right part of the brain remains open. It is said that if the brain is completely closed then it can forget to breathe and can also die by drowning.
Crocodile
Let us tell you that it is also said about the crocodile that one of its eyes remains open while sleeping. Australian biologists found in a research that crocodiles keep one eye open while sleeping. Due to which half of their brain remains active. Through this, it works to keep an eye on the danger. At the same time, the other part gets rest. Apart from this, some seals and sea cows also always sleep with one eye open. Both are mammals and are found near sea places. To avoid predators, they sleep with one eye open.
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