What was the biggest mammal ever?

Far bigger than any dinosaur, the blue whale is the largest known animal to have ever lived. An adult blue whale can grow to a massive 30m long and weigh more than 180,000kg – that’s about the same as 40 elephants, 30 Tyrannosaurus Rex or 2,670 average-sized men.

What was the largest mammal that ever lived?

Blue whales are the largest animals ever to have lived. They are bigger than even the largest of the dinosaurs. They can grow to be as large as a jumbo jet! The biggest mammal that ever roamed the land was Paraceratherium.

Which is bigger elephant or blue whale?

The blue whale weighs the equivalent of 25 adult elephants. … It measures over 98 ft. (30 m) long, and often weighs more than 130 tons.

What is biggest animal in the world?

The Antarctic blue whale (Balaenoptera musculus ssp. Intermedia) is the biggest animal on the planet, weighing up to 400,000 pounds (approximately 33 elephants) and reaching up to 98 feet in length.

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What is the largest predator of all time?

Based on CT scans of the recent bones, combined with previous fossils and drawings, the spinosaurus discovered was measured to be almost 50 feet in length, making it the largest known predatory dinosaur, larger even than the famed T. rex.

Has a whale ever killed a human?

In the wild, there have been no fatal attacks on humans. In captivity, there have been several non-fatal and fatal attacks on humans since the 1970s.

What are the 5 largest animals in the world?

Top 10 Biggest Animals

  1. Blue Whale. The Blue whale is the largest animal of all time, reaching a weight of about 198 US tons (180 tonnes) and a length of 98 ft (30 m).
  2. Colossal Squid. …
  3. African Elephant. …
  4. Giraffe. …
  5. Brown Bear. …
  6. Whale Shark. …
  7. Saltwater Crocodile. …
  8. Ostrich. …

How big is a blue whale poop?

Its poo is described as smelling like a dog’s, with the consistency of bread crumbs. A blue whale can excrete up to 200 litres of poo in one bowel movement.

What is the smartest animal on the world?

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.

What animal are the smartest?

Dolphins are well-documented as intelligent animals. They can recognize themselves in a mirror and communicate with each other. Their large brain is structured for awareness and emotion, and dolphin brains are even more structurally complex than those of humans.

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Who is the smallest animal in the world?

The Kitti’s hog-nosed bat is the world’s smallest mammal at 1.1 inches. Averaging between 1.1-1.3 inches (2.8-3.3 centimeters) with head and body combined, the Kitti’s hog-nosed bat, or Craseonycteris thonglongyai, is the world’s smallest mammal.

What is the most dangerous predator ever?

Of all the species in the world, the largest—and most dangerous—is the saltwater crocodile. These ferocious killers can grow up to 23 feet in length, weigh more than a ton, and are known to kill hundreds each year, with crocodiles as a whole responsible for more human fatalities annually than sharks.

What animal is the most dangerous?

The 10 most dangerous animals in the world

  • Cape buffalo. …
  • Cone snail. …
  • Golden poison dart frog. …
  • Box jellyfish. …
  • Pufferfish. …
  • Black mamba. …
  • Saltwater crocodile. …
  • Tsetse fly.

What was the most dangerous animal in history?

Deadliest Predators Throughout History

  • Sea Scorpions. Sea scorpions were some of the first predators to stalk the ancient seas, and they were the largest of all arthropods. …
  • Megalodon. …
  • Smilodon. …
  • Dimetrodon. …
  • Mosasaurs. …
  • Spinosaurus. …
  • Titanoboa. …
  • Terror birds.
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