The Blue Whale is the largest animal ever to have lived on earth. Despite being so massive, this giant of the ocean feeds on some of the smallest marine life – tiny shrimp like animals called krill. Incredibly, Blue Whales are graceful swimmers cruise the ocean at over 8km/h, and can reach speeds of over 30km/h.People also ask, are blue whales actually blue?
Although blue whales are thought to have a deep blue color, when they are at the surface of the water they actually appear grey. Blue whales are really a lightly mottled blue-grey, with light grey or yellow-white undersides.
Similarly, what weighs as much as a blue whale? So an adult blue whale can weigh as much as 14-21 adult African elephants.
Also asked, why are blue whales called?
The blue whale has been called the sulfur-bottom whale because of the yellowish underside of some individuals that is reminiscent of the pale yellow colour of that chemical element; this coloration is imparted by certain algae (diatoms) living on the whale's body.
Are blue whales gentle?
Blue whales can truly claim the title of “gentle giants.” The largest creatures known to have ever lived on Earth, their tongues can outweigh elephants, their hearts can outweigh cars.
What eats a blue whale?
Orcas, also known as killer whales, are known to prey on other marine mammals, including dolphins and seals. But even these fearsome predators don't stand much of a chance against a mature blue whale: The largest animal on the planet, an adult blue whale can reach up to a hundred feet long and weigh close to 200 tons.How big is the heart of a blue whale?
The blue whale's heart is huge! It is about 5 feet long, 4 feet wide, and 5 feet tall and weighs around 400 pounds; its beat can be detected from two miles away.Can a blue whale eat a human?
Despite their large size blue whales do not eat people. Actually they couldn't eat a person no matter how hard they tried to. Even if they tried to swallow a human whole they wouldn't be able to fit a person down their throat. Blue whales won't even attempt to eat small marine mammals let alone a human.Can anything kill a blue whale?
The only sea creature known to attack blue whales is the orca whale (scientific name: Orcinus orca) also known as the “killer whale”. They have been known to work in groups to attack blue whales. However, there are very few reports of orcas actually killing blue whales.Where do whales give birth?
Humpbacks migrate from Alaska to Hawaii during the fall. They spend their winters in these warmer waters, mating and giving birth before returning to their northern feeding grounds.How big is a blue whale poop?
Key points: The blue whale is the largest animal on the planet. 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.Is a dolphin a mammal?
Like every mammal, dolphins are warm blooded. Unlike fish, who breathe through gills, dolphins breathe air using lungs. Dolphins must make frequent trips to the surface of the water to catch a breath. They are the only mammals, other than manatees, that spend their entire lives in the water.How long does it take a blue whale to reach full size?
At six months of age and an average length of over 52 feet (16 m), the calf is weaned. The blue whale reaches sexual maturity at around 10 years of age.Do whales sleep?
Observations of bottlenose dolphins in aquariums and zoos, and of whales and dolphins in the wild, show two basic methods of sleeping: they either rest quietly in the water, vertically or horizontally, or sleep while swimming slowly next to another animal.Is Megalodon bigger than Blue Whale?
That's massive, although a tad smaller than the longest known blue whales. Scientists have made estimates of how big C. megalodon got, based on the size of their fossil teeth. Even the largest reached only 18 meters (about 60 feet).How many hearts does a whale have?
four chambers
How big is a blue whale baby?
50,000 – 150,000 kg Adult
What is the blue whale Suicide game?
It is a "game" reportedly consisting of a series of tasks assigned to players by administrators over a 50-day period, initially innocuous before introducing elements of self-harm and the final challenge requiring the player to commit suicide.Which is the largest whale in the world?
blue whale
How many tons is a blue whale?
200
How big is a blue whale's bladder?
A fin whale, which can grow to be 85 feet (26 m) long and weigh up to 160,000 lbs. (72,575 kg), produces about 257 gallons (974 liters) of urine in one day, the study found.How strong is blue whale?
“Blue whales are the strongest and it is due to their massive size,” says Mr Logan. The blue whale measured in the study had an estimated body mass of 70,800 kg. It produced a maximum force of 60 kN. Given that blue whales can reach twice this weight, others are likely to be even more powerful. 
