The blue whale (Balaenoptera musculus) has the largest heart of any living creature.
What is the smallest heart in the world?
Insects have hearts, although nothing like our familiar muscular mammalian hearts. These consist of a narrow tube along the insect’s back that pumps blood (or hemolymph) towards their head. This circulates fluid in an open system with no veins or arteries.
Which animal has most hearts?
3 Creatures with More than One Heart
- Octopus/Squid. Thinkstock. These similar creatures are both cephalopods and have three hearts in total, one systematic to go along with two “gill hearts” that force blood to the gills.
- Earthworms. Thinkstock. …
- Hagfish. Wikimedia Commons.
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Can a human swim through a whales veins?
To get blood through the blue whale’s large body, it has massive arteries, which pump blood through the heart and into its major vital organs. The arteries are so large, in fact, that a full-size human could swim through them. … The blue whale’s heart can weigh more than 1,300 lbs.
How much does the largest heart weigh?
A blue whale’s heart is the biggest on the planet, weighing 400 pounds. That’s the weight of about 35 gallon paint cans.
What animal has 32 brains?
Leech has 32 brains. A leech’s internal structure is segregated into 32 separate segments, and each of these segments has its own brain. Leech is an annelid.
What animal has 800 stomachs?
| Etruscan shrew | |
|---|---|
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Eulipotyphla |
| Family: | Soricidae |
What animal has 7 stomachs?
There are no animals with 7 parts to their stomachs. Ruminants, those animals that “chew their cud” or burp and digest some more typically have 4 parts to their stomachs. There are no animals with 7 parts to their stomachs.
What animal has no blood?
Hydra doesn’t have blood. It is a single-cellular animal. In the hydra, respiration is accomplished via diffusion of molecules of oxygen and carbon dioxide through the skin whereas earthworm, cockroach and octopus has blood.
What animal has green blood?
Green blood is one of the most unusual characteristics in the animal kingdom, but it’s the hallmark of a group of lizards in New Guinea. Prasinohaema are green-blooded skinks, or a type of lizard.
What animal takes the biggest poop?
The largest animal poop in the natural world belongs to that of the blue whale. Each bowel movement of these enormous, magnificent creatures can be in excess of several hundred liters of excrement at a time! “The blue whale is the largest animal on the planet.
Can a child swim through the veins of a blue whale?
Heart of the blue whale is the same size as the Mini Cooper. … Blue whale’s major arteries and veins are so large that small child can pass through them. Blue whales swim 5 miles per hour, but they can accelerate to 30 miles per hour when threatened.
How big is a blue whale brain?
The adult sperm whale brain is 8,000 cubic centimeters. Our brain is about 1300 cubic centimeters.
What animal has 8 hearts?
Explanation: Currently, there is no animal with that amount of hearts. But Barosaurus was a huge dinosaur which needed 8 hearts to circulate blood upto it’s head. Now, the maximum number of hearts is 3 and they belong to the Octopus.
Who has the biggest heart man or woman?
HEART. Men have larger hearts; women’s hearts beat faster. Heart disease presents differently in men and women: men feel a crushing pain in their chest; 15% of women experience fleeting pain in the upper abdomen or back, nausea, shortness of breath, and sweating.
Which animal has no brain and heart?
Jellyfish is one animal that has no heart and also brains.