The whole animal world is full of surprises. As we all know animals are the most loveable creatures in the world. People want to know about their exciting and surprising facts. Animal hearts are always a hot topic of discussion in science. There are some surprising facts about animal hearts that people should know. Animals are the most famous creatures living on Earth. But did you there are certain surprising facts about the animal hearts. In this article, we will discuss in detail about these surprising facts.
Following are the 10 surprising facts about animal hearts.
10. Fairyfly
Fairyflies are extremely famous tiny wasps, mostly found in tropical regions throughout the world. These smallest flying insects contain a very short adult life span. This small sized fly is very much famous because it actually got a tiny heart in its body. It sounds strange because of its small size but it is a reality. You will never find a living creature with this kind of smaller heart and that’s why it is the smallest heart of any living creature on Earth.
The heart of fairyfly cannot be seen with the naked eye, microscopes are used to see its tiny heart. As we know the human heart is muscular but fairyfly heart is totally different from the human heart. It is not muscular and has a small tube along the back of the insect which actually helps the whole process of plumbing blood towards the head. Another surprising fact is that this tiny heart is also responsible for the fluid circulation in the open system.
The shocking fact is that veins or arteries are not present in a fairy fly heart. That’s the reason it is among the most surprising animal hearts. It ranges from 0.139 to 0.55 mm only. Basically, the body with nonmetallic yellow, black and brown colors. The H shaped patterns which are located in the heads also totally distinguishes them from other series. The unique species of fairyflies can live inside the water for 15 days. In order to come out from the water they actually climb through the stem of the broken trees.
9. Dog
There are a majority of people who actually love dogs. Most often people keep them in their houses as a pet. It is a reality that dogs are the most affectionate and loveable creature in this world. But people who keep them as a pet actually are not well aware of all of its characteristics. If you get complete information about them you will get to know about many surprising facts.
The interesting fact is that they can actually maintain a heart to body mass ratio. It’s not impressive like the human heart is, brownish in color and located within the thorax. Dog hearts are basically an egg-shaped muscle and surprisingly can pumps about 4000 liters of its blood. When it is at rest, amazingly a dog’s heart is capable of beating up to 70-120 times per minute.
As mentioned above the dog hearts are not the same as humans have. Dog hearts are free from artery related issues and also suffer from heart failure because of the weakness of their valves. It is quite surprising to hear about the ratio of heart size and a higher rate of beating, but it is the real fact about this amazing pet.
8. Cheetah
Cheetah comes at number 8 in the list of Surprising Facts About Animal Hearts. It is among the unique cats which are also known as the fastest animals in the world. You mostly found them in African regions and Iran. The surprising feature of this wild cat is that its heart can beat up to 250 beats in a few seconds. This animal is extremely famous for its slender body, small round head and spotted coat.
The height of this unique animal can reach up to 70 to 90 cm in length and can reach a speed of 112 km per hour. Its average speed is approximately 64 km per hour. With this fast speed, they are capable of catching their prey very quickly. It is proven that this fastest animal has the capability to reach sixty miles in three seconds. They can run fast because of their powerful body. As per with strong body their heart also pumps blood to a higher level.
They easily change directions with the help of their long and flexible tail. The mother cheetah is very brave and cunning.
7. Hummingbird
Hummingbird marks their name at number 7 in this list. They are the smallest among the well-known bird’s family, native to America. These tiny birds are 7.5 to 13 cm in length and weigh only 2.0 grams. This name was given to them because of the humming sound they actually create.
The most surprising fact of their heart is that it can soar up to 1000 beats per minute. Another interesting fact is that they can flap about fifteen times per second. And they do this with so much speed that the human eye will be able to see a blur only. The reason behind this faster wing speed is actually the faster heart. Among these amazing species, blue-throated hummingbird beats up to 21 beats per seconds. Through this capability, these small birds can bring enough oxygen to their muscles.
The top speed of this animal is 15 meters per seconds. Some of their species have the ability to dive at a speed of 22 meters per seconds. Interestingly their brain actually holds 4.2% of the total body weight. This tiny animal actually hides numerous features in their body. They have an average life span of five years. As we all know these birds fly at really high speed, it is not possible without the support of their heart.
6. Giraffes
Giraffes are very famous for their height and are also the tallest living terrestrial animal of the Earth. Giraffes contain different special famous characters like the long neck, long legs, and patterns. You will mostly found them in South Africans and Somalia regions. You will be surprised by reading some exciting facts about its heart.
Many people will think that they have less enemy because of their huge size. Yes, it’s true but one of a there biggest enemy is gravity. The heart-pumping of the animal to the head is the most challenging thing. The whole structure of Giraffe’s heart is amazingly well organized to fulfill its entire needs. Its left ventricle walls are 7cm thick and can fastly beat thrice in a second.
The most interesting and surprising fact is that its blood pressure is very high. This high blood pressure actually prevents them from fainting down while lifting the head. Their heart is so powerful that it allows the blood to pass through the whole body against gravity. Because of the huge pressure of blood it actually possible for arteries to reach blood to head. There is the risk that organs can be damaged, so the valves play an important role in order to protect the organs from damage, specifically the brain.
Its skin around legs is very tight and thick. It also plays a vital role in keeping the pressure against gravity. Basically, it is its powerful heart that actually beat gravity and provides the blood to the whole body.
5. Blue whale
The blue whale is at number 5 in the list of surprising Facts About Animal Hearts. This extremely famous marine mammal comes with the highly attractive bluish grey color body. Its maximum recorded weight of approximately 173 tons makes it a world largest mammal in the world. The blue whale is also well known for the crazy facts of its heart. It has a huge heart and it is believed that Blue whale is the largest animal ever known with a huge heart.
Its huge size actually resembles the size of a compact car. The arteries of this giant animal are also huge in size. These arteries are responsible for pumping blood to the major and important organs through the heart. Its aorta is about 9 inches.
Another striking and surprising fact is that the heartbeat of this giant animal can be shockingly heard from a distance of two miles. Blue whale heart actually beats 8 to 10 per minute. The weight of its heart is more than 1300 lbs, that was huge. A well-known scientist from the Royal Ontario Museum actually recovered the wide chest of a blue whale’s gift to preserve. As per the reports, it was a prime task to get the heart out of its body.
The average blue whale’s heart size is 180 kilograms. Is heart is capable of pumping 150 liters of blood per beat? It’s huge heart is responsible for the circulation of blood in the whole body and also provide help to get this enormous force.
4. Octopus
Have you ever heard that human beings or an animal have three hearts? Not human beings but the octopus in the marine world actually holds this wonder. The body of the octopus is very soft and have eight-limbed mollusk attached to the body. Their soft body has the ability to change its size. This size changing ability enables them to travel through tiny openings.
Octopus has excellent sight and very nervous system. The most interesting and attractive part is there three hearts. Out of these three hearts, two of them are used for pumping blood to their gills. The other one provides blood to the entire region of the body.
Mostly the color of blood is red but not in this case, Octopus blood is blue in color and contains a copper-rich protein called hemocyanin in blood. It is totally different from hemoglobin in human blood. This protein is very beneficial for it because it actually helps the oxygen transport duties of blood. It was also useful in those environments where the level of oxygen is quite low.
3. Wood Frog
Wood frog comes at number 3 in the list of Surprising Facts About Animal Hearts. They are actually the most famous kind of Arctic creatures. They have special importance in arctic regions because they have the amazing ability to freeze in a colder climate. The surprising fact about them is that in the winter season their heart stops beating. So what happened when a heart stops beating in human beings or other animals?? They actually die but not in this case, when the temperature rises they wake up from frozen states and their heart again start beating.
This mystery is still unsolved, the scientist is also shocked at how it is possible. They are trying very hard to actually unlock the mystery but not successful yet.
2. Zebrafish
Zebrafish has the ability to regenerate capacity for the heart. It is shocking but its the reality they have this capacity. They live in South Asia. Zebrafish heart basically delivers oxygen to all the important organs of the body. The surprising fact is that it is the Gills who are responsible for making oxygen, not the lungs. According to the reports, it is clear that this fish has the capacity to regenerate the heart tissue.
1. Pygmy Shrew
This tiny mammal has a fast heartbeat rate. Pygmy Shrew is leading the list of Surprising Facts About Animal Hearts. It is the second smallest mammals living in this world. Smaller animals have high heart beat rate. Pygmy shrew is native to Ireland. You can also found in the regions of Canada, the US, and Alaska. Its heart actually beat more than 1000 beats per minute.
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