The largest whale in the world
What is the largest whale in the world :
The largest whale in the world is the
polar blue whale .
The blue whale is not only the
largest whale in the world, but it is the largest animal ever known, and it has
a dark blue color. The fin whale is the
second largest whale in the world. It is
a long, slender whale with a dark brown color and a white belly.
The third largest whale in the world
is the sperm whale. Females of this
species like to live in groups while males live alone
The fin whale is the second largest
whale in the world after the blue whale, and it is the second largest mammal to
live on the planet.
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is bigger than a blue whale?
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| The largest whale in the world |
Humpback whale:
These whales have a series of
distinct ridges along their back, specifically behind the dorsal fin. One of its most prominent characteristics is
the white lower right jaw, while the left lower jaw is dark black.
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The largest whale in the world
Size of the largest whale in the world:
The blue whale is about 30 meters
long and grows to a weight of about 180,000 kilograms, as the size of the blue
whale exceeds the size of dinosaurs
، Blue whales depend for their diet on
the consumption of small marine plankton known as krill, and the amounts of
krill consumed by the blue whale range between 4,000-8,000 kg per day.
The weight of a blue whale's tongue alone can reach the weight of an adult elephant, and it should be noted that the length of an adult blue whale is longer than two school buses together. Each bus seats about 40 people, meaning about 80 people stand along the Blue Whale.
Information about Pisces
Its length can be equivalent to the
total length of about 15 adult men, with one man being 1.8 metres.
Shape of the largest whale in the world:
The blue whale appears underwater in
blue, but its color is actually blue-gray, with some yellow pigmentation on its
skin, due to the microorganisms that live on it in huge numbers.
The blue whale has a cylindrical body, a broad, flat head, and a long, pointed body whose tail ends with a broad triangular fin.
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Where are the largest whales in the world:
Blue whales are widespread in all of
the world's oceans except the Arctic, and migrate in specific seasons between
feeding areas and breeding areas, with some species likely to remain in the
same places.
largest
whale
It is noteworthy that the
distribution of blue whales depends on the places where food is abundant.For
example, these whales are spread in the North Atlantic Ocean, between the
tropics and the Greenland Sea.
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Blue whale size in meters
Blue whales reproduce:
Blue whales, in particular, migrate
towards warm water areas at the equator during the winter in order to mate, lay
their young, and search for food in all places, whether in polar, temperate, or
tropical waters.
Blue whales reproduce sexually after
reaching sexual maturity, that is, between the ages of 5-10 years.They usually
migrate to areas close to the equator to reproduce, and the mating process
occurs in a complex manner.
Whales spend most of the time
wrapping around each other, then diving into the depths of the ocean, until
they return to the surface of the water.Then the male blue whale places his
sperm in the female’s uterus ، For
the mating process. To take a place.
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Why is the blue whale endangered
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Pregnancy period of female blue whales:
The gestation period for female blue
whales ranges between 10-12 months, and the process of weaning their young can
occur within a period of 6-7 months, in the warm areas in which they feed, or
during their migration to them.
Most blue whale reproductive
activities, including mating and childbirth, occur in the winter, and the
average total gestation period is 2-3 years.
Blue whale
Hunting the largest whale in the world:
Overfishing of blue whales by
fishermen searching for whale oil during the twentieth century put them at risk
of extinction ، Nearly
360,000 blue whales were killed during the period from 1600 AD to the
mid-1960s.
Until whales became protected by the
International Whaling Agency in 1966, during their protection, blue whales were
able to gradually grow and thrive.
It is worth noting that the country
in the world that exceeds the number of blue whales in the process of hunting
blue whales is Norway, which kills whales at a rate greater than Japan and
Iceland, as these three countries kill huge whales for commercial purposes. The
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Blue
whale size
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Where are the largest whales in the world:
Blue whales are found in all oceans,
except the Arctic. They migrate in the
summer to areas where there is a lot of food, while in the winter they migrate
to warmer areas to breed, and some blue whales may not migrate at all.
It is noteworthy that blue whales are
currently classified as endangered; Due to intensive hunting by whalers,
studies indicate that only 10,000-25,000 blue whales are currently found in the
oceans.
Blue whales live in the North
Atlantic Ocean, extending to the subtropical regions to the Greenland Sea, off
eastern Canada, in the shelf waters of the eastern United States, along the
west coast of the United States,
In
the North Pacific Ocean, winter off Mexico and Central America.
It spends the summer off the west
coast of the United States, in the Gulf of Alaska, and the waters of the
central North Pacific Ocean. Blue whales with their young in the Gulf of
California, and this area is believed to be an important area for childbirth
and nursing for this species.
Blue whales also live in the northern Indian Ocean, in the Gulf of Aden, the Arabian Sea, and across the Bay of Bengal. In the southern hemisphere, Antarctic blue whales are found in high latitude waters, and in summer they approach the edge of the ice.
Food of the largest whale in the world:
A baby blue whale breastfeeds from
its mother in water and drinks more than 600 liters of milk daily, which causes
it to gain about 90 kg of weight every day since its first year in
crustaceans. After weaning, blue whales
feed mainly on small shrimp-like animals
It also feeds on krill, as the huge
whale feeds on about 4 tons of krill per day, by rushing into the water with
its mouth open, passing through large flocks of krill,
Therefore,
the amount of food he gets from one time is greater than any other animal.
The blue whale's throat consists of a folded and elastic structure, which allows it to swallow a large amount of water, swallowing a large animal and its prey. The blue whale's mouth is also a food filter; When it swallows water with food, the water is absorbed, while it pushes its food inward using its huge tongue, The food is filtered by the plates in his upper jaw.
Description of the shape of the largest whale in the world:
The blue whale has a wide, flat,
long, pointed head with wide triangular holes at the end. It is noteworthy that the blue whale appears
blue in the sea, while it appears bluish-gray on the surface, and its folds are
yellow.Because there are millions of living organisms living on its skin.
The size of the blue whale is huge.It
is no wonder that it is the largest animal on Earth.It weighs more than 173
thousand kilograms, and the length of the blue whale is approximately 30
meters.
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Here's an explanation of the behavior of the world's largest
whale:
Behavioral adaptation in blue whales:
Blue whales migrate in search of
food, diving about 100 meters underwater in search of krill. During the migration season, whales eat more;
To obtain energy that enables it to continue its migration.
It is noteworthy that blue whales migrate during the mating and birth seasons to warmer places.Because their young's bodies contain a small amount of fat, they cannot tolerate the cold.
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Mating and breeding behavior:
Blue whales live an average of 90
years, and the gestation period ranges from 10 to 12 months.
After
birth, they breastfeed the young from their mother, until they are weaned
within 6 to 7 months of birth.
It should be noted that the blue whale matures sexually between the ages of 5 and 15 years, the mating season in the winter, and the birth season in the following winter, and the female can give birth every two to three years.
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Social behavior of the blue whale:
Blue whales are believed to form
close bonds with each other. Whales swim
either alone, in pairs, or in small groups, communicating with each other
through a range of sounds.
Communication and pronunciation
behavior:
The sound of the blue whale is one of
the loudest sounds in animals
His voices vary between pulsing, groans, and wailing, and if conditions are good? A blue whale may be able to hear the sound of another whale from a distance of 1,600 kilometers, as well as use these sounds to communicate, and as a means of guiding it as it travels in the depths of the ocean.
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