Question: What Animal Has 8 Hearts?

What animal has 10 hearts?

earthwormThe earthworm has five pairs of hearts, which would make a total of ten..

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.

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.

Do giraffes have 2 stomachs?

Giraffes are ruminants (like cows, sheep, and deer). This means that they have more than one stomach. In fact, giraffes have four stomachs, and the extra stomachs assisting with digesting food. Giraffes are the tallest mammals on Earth.

Which animal has teeth in its stomach?

Lobsters and crabs have teeth— in their stomachs. These are used to crush its food, but they also have a strange secondary function in ghost crabs: making a noise that wards off predators. Believe it or not, lobsters, as well as other crustaceans such as crabs and crayfish, have teeth in their stomach!

Are there black giraffes?

Giraffes get darker with age. … The animal she hunted is referred to as a black giraffe only because the dominant males tend to change color as they get older. Their mustard-colored patches will darken over time until they are black.

Which animal has 32 hearts?

The giant Pacific octopus has three hearts, nine brains and blue blood, making reality stranger than fiction. A central brain controls the nervous system. In addition, there is a small brain in each of their eight arms — a cluster of nerve cells that biologists say controls movement.

What animal has 800 stomachs?

etruscan shrewetruscan shrew has 800 stomachs.

What animal has no blood?

HydraHydra 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.

Which animal has most brains?

sperm whaleFun Facts. The 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. But as mammals evolved, many groups, from Primates to Carnivora, have shown independent increases in brain size.

What animals love humans the most?

Most Affectionate Wild Animals Towards HumansChimpanzee. Chimpanzees have been known to be great friends with humans. … Elephants. Elephants are very social animals and seem to demonstrate that with humans. … Capybara. One of the coolest rodents, Capybara, native to South America, is the friendliest animal in the world. … Panda. … Cat. … Rabbits. … Dolphins. … Horse.More items…•Apr 6, 2020

What animal has 7 hearts?

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

What is the smartest animal?

What’s the smartest animal in the world? Here are the cleverest creatures aroundCHIMPANZEES. RECKONED to be the most-intelligent animals on the planet, chimps can manipulate the environment and their surroundings to help themselves and their community. … PIGS. … BOTTLENOSE DOLPHINS. … PARROTS. … WHALES. … DOGS. … OCTOPUS. … ELEPHANTS.More items…•Mar 3, 2017

Do giraffes have 2 Hearts?

National Geographic confirms that these gentle giants are the tallest land mammals in the world. Their necks are 6 feet long on average, which is why they need powerful cardiovascular systems. Unlike octopus or squid — which do have multiple hearts — giraffes only have one heart.

Which animal dies after drinking water?

kangaroo ratHowever, they’ve got nothing on the kangaroo rat. That’s because the kangaroo rat can go literally its entire life without once drinking water.

Do giraffes have 3 brains?

The three brains of the adult male giraffes weighted respectively 722.7, 766.1 and 770.4 g, with a mean of 753.1 ± 15.23 g (Table 1). The body weights were similar with an average weight of 703.3 ± 50.4 kg.

How many hearts do giraffes have?

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 green blood?

skinksGreen 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.