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They need to supply oxygen-rich blood for flight.
Wiki User
∙ 7y ago
Wiki User
∙ 11y agobecause birds fly in the air when we go up there oxygen shortage occuring and therefore heart beating increasing
Wiki User
∙ 10y agobirds have a very rapid heart rate so they can have oxygen rich blood while in flight at high altitudes where there are lower oxygen levels.
Wiki User
∙ 13y agobecuz wingz small so fater
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How fast is a rabbits heartbeat?
Very easily, actually. GENTLY clasp your hand over it's upper back and you should instantly be able to feel a very rapid heart beat. It beats that quickly due to the animal's very small size. (i have a pet bunny =3)
How many times does a human heart beats per lifetime?
your heart could beat 1000000The above answer is very incorrect.The human heart beats an average of 75 beats per minute. Time that with hours, days, months, years and you get 3.350.700.000 beats in a lifetime, if you die at 85.
What makes birds fly in their body?
Don't qoute me but I'm 99% sure this is why. The shape of their wings allows air to act like the wings of a plane, to glide. They have very fast heart beats which also influences flight.
How many times does a panda's heart beats in one minute?
it is very easy 40-45 beats a min! it is one of the most easy quesion i have ever heard!
What causes weak pulse?
the heart beats faster than usual and the pulse is very weak, why is that?
What can cause weak pulse?
the heart beats faster than usual and the pulse is very weak, why is that?
How many heart beats are in a minute?
The average heart rate for an adult should be anywhere from 55 to 80 beats a minute. Young children's heart rates are slightly higher. People that are very athletic sometimes have lower normal rates in the 40's.
What do I do if Adderall causes a rapid heartbeat?
Switch to cocaine instead. Same rapid heart beat, cooler doctor. Switch to cocaine instead. Same rapid heart beat, cooler doctor. Adderall has very significant risks associated with it. In adults it can cause stroke and heart attack. Therefore, call your doctor.
How fast do hummingbirds beat their wings?
it doesnt. butterflies lack hearts. __ Butterflies do have hearts. It's the length of their body and is beats about 50- 60 beats per minute. The link shows a cool drawing of a butterfly heart and how it works.
Why is my Hamster's back legs very weak and its breathing very fast?
The smaller the animal, the faster its heart beats. But as for the legs, I don't know.
How fast does a cow's heart beat?
About the same as a human's: 70 to 100 beats per minute.
The average heart beats how many times per minute?
Your pulse rate should be around 70 when you are resting. Higher rates indicate that you are not physically fit and your heart is working harder than it should. Lower rates indicate that you are very fit and your heart is quite efficient at pumping blood.
