# How big is a whale’s blood vessels?

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Scientists think that that a whale’s heart works close to physical limits and cannot beat faster, which is why whales have reached their largest size possible. The aorta measures over 9 inches. That’s the size of a dinner plate.

## How many miles of blood vessels are in a blue whale?

TIL a blue whale has 1,000,000 miles of blood vessels, enough to stretch from the earth and the moon and back, twice.

## What is the size of a whale’s heart?

The blue whale’s heart is huge. It’s the largest heart in the animal kingdom, weighing about 400 pounds (180 kg) and roughly the size of a bumper car.

## Are blue whales blood vessels big enough for humans to swim through?

With a heart so big, the immense amount of blood being pumped to and from it must be carried through giant-sized arteries. In fact, their arteries are so large that a full-grown adult human could swim through them.

## Is a blue whale’s blood vessels?

Blue whale’s major arteries and veins are so large that small child can pass through them. Blue whales swim 5 miles per hour, but they can accelerate to 30 miles per hour when threatened. Blue whales sleep while swimming. … Besides humans, the only predators of blue whales are orcas and great white sharks.

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## How big is a blue whale brain?

A real case is the Blue Whales. They have proportionally small brains, only about 6.92 kilograms (15.26 lb), about 0.007% of their body weight, although with a highly convoluted cerebral cortex.

## How many hearts does a blue whale have?

Heart. Oxygen is pumped around its enormous body by an equally massive, four-chambered heart. Weighing some 900kg – and the size of a Mini car – the blue whale’s heart beats once every 10 seconds, pumping 220 litres of blood through its body, and beats so loudly it can be heard from 3km away through sonar equipment.

## 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 is the largest creature to ever exist?

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 is the heaviest 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.

## Do whales have the largest hearts?

The blue whale (Balaenoptera musculus) has the largest heart of any living creature. … By contrast, the largest heart for a terrestrial animal is that of the African elephant, weighing 12–21 kilograms (26–46 pounds), while the human heart is on average 310 grams (11 ounces).

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## How far can you hear a blue whale’s heartbeat?

From 20 miles away you can hear a blue whale’s heartbeat. The biggest heart in the world beating in the largest mammal.