Question: What Animal Has 7 Hearts?

What animal has no brain?

SpongesThere is one organism that has no brain or nervous tissue of any kind: the sponge.

Sponges are simple animals, surviving on the sea floor by taking nutrients into their porous bodies..

Can a platypus kill you?

The duck-billed platypus is another venom-producing mammal, but doesn’t get much attention because you probably won’t ever see one. These cuties found here have venom that can be lethal, but there are no recorded cases of them killing humans.

Do cows have 2 stomachs?

Cows actually only have one stomach… but it has four different compartments to it, so you will hear them being described as having four stomachs. Each compartment is used for a different stage of their digestive process. … At this stage, the grass goes into the first of their stomach compartments, the rumen.

What animal has the most brains?

sperm whaleThe sperm whale has the biggest brain of any animal species, weighing up to 20 pounds (7 to 9 kilograms). Larger brains don’t necessarily make a smarter mammal.

Which animal does not drink water?

Kangaroo rats live in hot and dry areas and so must conserve water. They obtain enough water from the metabolic oxidation of the seeds they eat to survive and do not need to drink water at all.

Do cockroaches have a heart?

Like other insects, the cockroach has an open circulatory system, meaning its blood doesn’t fill blood vessels. … The dorsal sinus, located on the top of the cockroach, helps to send oxygenated blood to each chamber of the heart. But the heart isn’t there to move around oxygenated blood, Moore said.

What animal has 13 hearts?

CockroachCockroach. A human heart has four chambers, each with a specific job—if any of them fail, it’s bad news. A cockroach heart, on the other hand, has 12 to 13 chambers, all arranged in a row and powered by a separate set of muscles.

What animal has 800 stomachs?

Etruscan shrewPhylum:ChordataClass:MammaliaOrder:EulipotyphlaFamily:Soricidae11 more rows

What animal has no blood?

Flatworms, nematodes, and cnidarians (jellyfish, sea anemones, and corals) do not have a circulatory system and thus do not have blood. Their body cavity has no lining or fluid within it. They obtain nutrients and oxygen directly from the water that they live in.

Do cows have 2 Hearts?

Cows have only one heart. Just like humans and other mammals and birds, the heart is internally divided into four chambers.

Which animal has no brain and heart?

Jellyfish2. Jellyfish don’t have brains. They don’t have a heart, lungs or a brain either! So how does a jellyfish live without these vital organs?

Which animal has 32 brains?

LeechLeech has 32 brains. A leech’s internal structure is segregated into 32 separate segments, and each of these segments has its own brain.

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.

What animal has 6 hearts?

Octopuses or octopi (both are technically correct) are one of the most well-known animals with multiple hearts.

What animal has green blood?

Credit: Photo by Chris Austin, LSU. 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.

Do giraffes have 2 Hearts?

Three hearts, to be exact. There is a systemic (main) heart. Two lesser hearts pump blood to the gills where waste is discarded and oxygen is received. They work like the right side of the human heart.

What animal has 10 hearts?

earthwormAnswer has 11 votes. The earthworm has five pairs of hearts, which would make a total of ten.

What animals love humans the most?

Here are some of the animals most likely to bond with us, according to experts.Dogs. Chris Jackson/Getty Images Entertainment/Getty Images. … Cats. Ryan Pierse/Getty Images News/Getty Images. … Chickens. Joern Pollex/Getty Images News/Getty Images. … Pigs. Hannah Peters/Getty Images Sport/Getty Images. … Horses. … Rabbits. … Rats. … Parrots.More items…•