A blue whale’s heart is the biggest on the planet, weighing 400 pounds. That’s the weight of about 35 gallon paint cans. A blue whale’s heart is only 1% of its body weight – however the whale’s immense weight is supported by water. … When the whale came to the surface to breathe, its heart raced to 25-37 beats a minute.
What is a blue whale special features? The blue whale is an extremely large marine mammal, with a long, torpedo-shaped body. They have blue-gray colored skin, with a slightly lighter colored underside; they have two pectoral fins, a small dorsal fin on their backs, and a large fluke.
Also, Can a blue whale swallow a human? 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. There are no known recorded events of a blue whale ever eating or consuming a person partially or wholly except in stories and mythology.
Are blue whales bigger than dinosaurs?
Blue whales are the largest animals that have ever lived—they’re even bigger than dinosaurs! Blue whales reach 34 meters (110 feet) long and weigh as much as 172,365 kilograms (190 tons). … The world’s largest dinosaur may have been Patagotitan mayorum, which became extinct about 102 million years ago.
16 Related Questions and Answers
Do whale lay eggs?
Do whales lay eggs? The answer is no. Because whales are marine mammals, the females carry the offspring in their wombs and have live births! However, since whales are fully aquatic mammals, how whales give births is much different than the births of terrestrial and semi-aquatic animals.
What are 5 facts about blue whales?
10 Bountiful Blue Whale Facts
- 10 facts about blue whales. …
- Blue whales are the largest animals ever to have lived on Earth. …
- The blue of the blue whale comes partially from the sea. …
- Each blue whale has its own unique marking. …
- Blue whales have one of the loudest voices on the planet.
What are 10 facts about blue whales?
Blue Whale Facts Overview
| Habitat: | Antarctic Ocean, North Atlantic Ocean, North & South Pacific Ocean, Indian Ocean |
|---|---|
| Weight: | 330,000 – 441,000 pounds (150 – 200 tonnes) |
| Color: | Deep Blue-Grey |
| Diet: | Krill (Shrimp-like crustaceans) |
| Predators: | No Natural Predators. However, there have been some Killer Whale attacks. |
Why are blue whales called Blue?
Blue whales get their name from their gray to blue coloration. If conditions are right, diatoms (planktonic photosynthesizers) will build up on their stomachs and make their undersides look yellowish. They are much longer than they are wide and have a small dorsal fin.
Are blue whales friendly?
As a species, whales are generally non-violent and do not display aggressive behaviors towards humans; however, in situations where a whale may feel threatened or frightened, it may defend itself by attacking what it thinks is a potential threat.
Do blue whales eat sharks?
That’s a great question! The only Cetacea known to hunt, attack successfully, and/or eat sharks is the killer whale (possibly the false killer whale as well, although not much is known or well researched about this species).
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 a megalodon bigger than a blue whale?
When it comes to size, the blue whale dwarfs even the largest megalodon estimates. … That’s more than twice the size of even the largest megalodon size estimates. Blue whales and other gigantic whale species have evolved to be so largely because there’s no apex predator the size of megalodon in today’s ocean.
How old are blue whales?
Blue whales’ average lifespan is estimated at around 80 to 90 years. Scientists can estimate the age of whales by counting the layers of wax-like earplugs collected from deceased animals.
What are baby whales called?
Baby whales are often referred to as “calves”, whereas mothers are referred to as “cows”. Males are sometimes referred to as “bulls”.
Does whale give milk?
The need for milk is an essential part of the development of any young mammal, and being aquatic makes breastfeeding considerably harder. Nursing their young with milk is one of the things that defines mammals, so whales definitely do have mammary glands and they do produce milk.
How many baby whales can a whale have?
Calving and Birth
Baleen whales give birth to a single calf. In most species, a female may bear a calf every two to four years. If twins are conceived, they are unlikely to survive to full term.
How many hearts does a blue whale have?
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 are 3 facts about blue whales?
Consider the following.
- Blue Whales Can Grow More Than 100 Feet Long.
- They Can Weigh as Much as 30 Elephants.
- They Have Big Hearts.
- They Have Big Tongues, Too.
- They Have the Biggest Babies on Earth.
- They’re Unusually Loud.
- They Eat a Lot of Krill.
- They’re Pretty Fast.
When was the blue whale discovered?
The earliest discovered anatomically modern blue whale is a partial skull fossil found in southern Italy, dating to the Early Pleistocene, roughly 1.5–1.25 million years ago.
How much does a blue whale poop?
A blue whale is capable of producing up to 200 litres of excrement with each bowel movement, which in itself plays a vital role in ensuring a constant food supply.
How big is Megalodon compared to a blue whale?
Well, scientists guess that even the biggest Megalodon only reached a mere 58 feet (18 meters) (though some argue it was up to 82 feet [25 meters]). By contrast, the largest blue whales clock in at a little more than 100 feet (30 meters) long, and on average are between 75-90 feet (23-27 meters) in length.
Is a great white bigger than a blue whale?
Not only are
orcas
much bigger, they are also smarter. Great whites are now known to be warm blooded but orcas still have much higher metabolic rates because they breathe air.
…
Head to head: Orca vs Great White Shark.
|
Orca |
V | Great White Shark |
|---|---|---|
| 9m | LENGTH | 6m |
| 5,600kg | MAXIMUM MASS | 2,200kg |
| 48km/h | TOP SPEED | 40km/h |
| 48 | TEETH | 40-56* |
Do blue whales eat orcas?
Because of their size, power and speed, adult blue whales have virtually no natural ocean predators. The only sea creature known to attack blue whales is the orca whale (scientific name: Orcinus orca) also known as the “killer whale”. … But blue whales probably see orcas as more of a pest than a predator.
Do orcas eat humans?
Orca attacks on humans
There is no record of an orca ever killing a human in the wild. This is because humans are not part of their natural diet. Occasionally, an orca may mistake a human for something they do eat, such as a seal.
