Which animal has the longest lifespan?

The Greenland shark has the longest known life span of all vertebrates, estimated to be between 300 and 500 years. Found in the North Atlantic and Arctic Oceans, the species can reach an astonishing 21 feet in length and mostly eats fish, but has been spotted hunting seals.
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What animal can live for 500 years?

The ocean quahog is a fist-size clam that can live to be 500 years or older. Some researchers believe the sturdy quahog's secret to a long life is its ability to protect its proteins from damage.
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What animal can live for 1000 years?

A nematode called planarian, more commonly known as “Flatworm”, is considered to be immortal. It never ages, as it stays forever young. It can even re-grow its head if decapitated, and will also regain its memories. A Tardigrade (AKA water bear) is an animal that could theoretically live for 1,000 years.
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Which animal has shortest lifespan?

Ephemeral mayflies

We often hear that mayflies, like the whiteflies of the Susquehanna River, have the shortest lifespan of any animal on Earth, just 24 hours for many species.
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What animal does not sleep?

Bullfrogs… No rest for the Bullfrog. The bullfrog was chosen as an animal that doesn't sleep because when tested for responsiveness by being shocked, it had the same reaction whether awake or resting. However, there were some problems with how the bullfrogs were tested.
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The Shortest and Longest Lifespans of Animals

Which 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.
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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.
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What is the first animal on Earth?

Earth's first animal was the ocean-drifting comb jelly, not the simple sponge, according to a new find that has shocked scientists who didn't imagine the earliest critter could be so complex. The mystery of the first animal denizen of the planet can only be inferred from fossils and by studying related animals today.
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What animal can live the longest without water?

The kangaroo rat can survive by far the longest time without water for almost its entire life which is 10 years.
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Which animal can live 700 years?


The Turritopsis nutricula Jellyfish are known to regenerate through old age or damage. They are, therefore, said to be 'biologically immortal. ' They have roamed the seas and oceans for more than 700 million years.
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Can a snake live for 1000 years?

It depends on species: How long a snake lives varies from species to species. But a rule of thumb (with lots of exceptions) is that the larger a snake can grow, the longer it can live. Boas usually live for 25 to over 50 years.
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What animal is immortal?

To date, there's only one species that has been called 'biologically immortal': the jellyfish Turritopsis dohrnii. These small, transparent animals hang out in oceans around the world and can turn back time by reverting to an earlier stage of their life cycle.
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Which animal is the smartest?

CHIMPANZEES. RECKONED to be the most-intelligent animals on the planet, chimps can manipulate the environment and their surroundings to help themselves and their community. They can work out how to use things as tools to get things done faster, and they have outsmarted people many a time.
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What animal has green blood?

BATON ROUGE – 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.
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What was the first human?

The First Humans

One of the earliest known humans is Homo habilis, or “handy man,” who lived about 2.4 million to 1.4 million years ago in Eastern and Southern Africa.
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What came before dinosaurs?

The age immediately prior to the dinosaurs was called the Permian. Although there were amphibious reptiles, early versions of the dinosaurs, the dominant life form was the trilobite, visually somewhere between a wood louse and an armadillo. In their heyday there were 15,000 kinds of trilobite.
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How was the first human made?

The first human ancestors appeared between five million and seven million years ago, probably when some apelike creatures in Africa began to walk habitually on two legs. They were flaking crude stone tools by 2.5 million years ago. Then some of them spread from Africa into Asia and Europe after two million years ago.
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What animal has 25000 teeth?

Snails: Even though their mouths are no larger than the head of a pin, they can have over 25,000 teeth over a lifetime – which are located on the tongue and continually lost and replaced like a shark!
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What animal has blue milk?

Blue milk, also known as Bantha milk, was a rich blue-colored milk produced by female banthas.
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Which animals milk is pink?

Hippos milk is a bright pink colour. This is because there are two different kinds of acids that are secreted by them. These acids are 'Hipposudoric acid' and 'Norhipposudoric acid'.
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Which animal is very poisonous?

Venomous animals including cone snails, spiders, scorpions, anemones, and snakes have evolved a myriad of components in their venoms that target the opening and/or closing of voltage-gated sodium channels to cause devastating effects on the neuromuscular systems of predators and prey.
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Is human blood blue?

Human blood is red because hemoglobin, which is carried in the blood and functions to transport oxygen, is iron-rich and red in color. Octopuses and horseshoe crabs have blue blood. This is because the protein transporting oxygen in their blood, hemocyanin, is actually blue.
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