What animal grows the most from birth to maturity?

Among live-born animals, the biggest grower would be the red kangaroo, which starts out about the size of a bean and weighs about 1 gram (0.03 ounces) but grows to 180 pounds—an increase of about 96,000 times its birth weight.
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What animal reaches maturity fastest?

This week, researchers crowned a new record holder for quick growth: Susan Milius at Science News reports that the turquoise killifish, Nothobranchius furzeri, found in Mozambique, can reach maturity in just 14 days, the fastest of any known vertebrate animal.
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What animals grow their whole life?

Lizards, snakes, amphibians, and coral all continue to grow until they die. The scientific name for these creatures is "indeterminate growers". The Rocky Mountain bristlecone pine, like many other trees, lives for thousands of years and never stops growing.
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What is the fastest growing mammal?

#amazingfactsBlue Whale is the fastest growing mammal on the Earth. While Human is the slowest growing mammal on the Earth.
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What animal grow the most?

Among live-born animals, the biggest grower would be the red kangaroo, which starts out about the size of a bean and weighs about 1 gram (0.03 ounces) but grows to 180 pounds—an increase of about 96,000 times its birth weight.
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Why are humans so different from other animals?



Are humans the slowest growing mammal?

The fastest growing mammal is the Blue Whale, whereas the slowest growing mammal is the human.
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What animal never dies?

The 'immortal' jellyfish, Turritopsis dohrnii

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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What animal does not stop growing?

But it's true about kangaroos — they indeed never stop growing. The skeletons of kangaroos and the larger wallabies continue to grow – slowly – throughout their lives. There are many other kinds of animals with the capacity for unlimited growth. For example, invertebrates, such as corals, never stop growing.
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What animal never stops moving?

Scientists just figured out how they rest. Some shark species can't stop moving, and now researchers have figured out one way they rest.
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What is the fastest growing thing?

Summary: Wolffia, also known as duckweed, is the fastest-growing plant known, but the genetics underlying this strange little plant's success have long been a mystery to scientists. New findings about the plant's genome explain how it's able to grow so fast.
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Which animal does not sleep in its lifetime?

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.
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Which animal that never drinks water?

Answer: Kangaroo rat

The tiny kangaroo rat located in the south-western deserts of the United States does not drink water for its whole lifespan. Kangaroo rats represent an integral part of desert life. Sometimes, other species eat them for the water in their bodies.
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Which animal grows till death?

Kangaroos, for example, just keep growing and growing until they die. Most fish, amphibians, lizards, and snakes are also indeterminate growers. Until something, disease, a predator, or old age-takes them down, these animals know no bounds when it comes to size.
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What never stops growing on a woman?

While the rest of our body shrinks as we get older, our noses, earlobes and ear muscles keep getting bigger. That's because they're made mostly of cartilage cells, which divide more as we age.
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Do snakes grow forever?

Many snake species are included in the number of animals that never stop growing. While they grow quickly until they reach maturity, their growth never ceases, but simply slows down considerably. For example, anacondas, or water boas, can grow to exceptional sizes.
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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 animal Cannot feel pain?

Summary: Fish do not feel pain the way humans do, according to a team of neurobiologists, behavioral ecologists and fishery scientists. The researchers conclude that fish do not have the neuro-physiological capacity for a conscious awareness of pain. Fish do not feel pain the way humans do.
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What animal has no brain?

Almost all animals have a brain, but there are a few exceptions. There 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.
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Can humans breed with any other animals?

Probably not. Ethical considerations preclude definitive research on the subject, but it's safe to say that human DNA has become so different from that of other animals that interbreeding would likely be impossible.
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Are humans the smartest animal?

Strictly speaking, humans are the smartest animals on Earth—at least according to human standards.
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Are humans the only animals that can't walk at birth?

Scientists have figured out the underlying reason why human babies can't walk at birth while foals and other hoofed animals get up and go within hours of being born. Turns out, all mammals essentially take their first steps at the same point in brain development.
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Is lobster immortal?

Lobsters certainly do not live forever. It's not entirely clear where this myth originated, but it is a claim that persists online, often in the form of memes. While some animals, given the right circumstances, could be considered immortal, lobsters are not among them.
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What 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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Can crabs live forever?

And there is an end—they're not immortal. But like most decapod crustaceans, which also include crayfish and shrimp, they have indeterminate growth. That means they don't reach a set size limit in their lifetimes, continuing to grow until they die of natural causes or are killed.
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Who has the shortest pregnancy?

The shortest known gestation is that of the Virginian opossum, about 12 days, and the longest that of the Indian elephant, about 22 months. In the course of evolution the duration of gestation has become adapted to the needs of the species.
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