The southern right whale is an amazing oceanic creature, it has very attractive special characteristics, with extremely large body dimensions, much larger than those of any average human being. Find out, and learn more about this animal.
Description
Its length is from 512 to 590 inches for the male and around 630 inches for the female. They are brought into the world with 3 to 5 meters, from the nose to the tail. Its weight ranges between 40 tons when they already have a developed life.
Calluses can be seen, which are raised areas of skin more than 5 cm thick, with corneal firmness, located on various parts of the head. The spread, size, and condition of the calluses fluctuate beginning with one section of the whale and then the next, however, they do not change with development.
Calluses are created in the fetal stage and shaded dark, these calluses feature thick populations of small amphipods called cymacids (whale lice) and are occasionally mixed with cirripedes which make the calluses appear white, yellow, orange or light pink.
Do they have natural predators?
Southern Right Whales are known to be preyed upon by Patagonian Gulls. Gulls cause a lot of wounds to the whales' skin, despite these, the whales spend a lot of energy moving away from the gulls, which means they spend less time caring for the calves. The young are also powerless against killer whales and great white sharks.
How do southern right whales sustain themselves?
La southern right whale feeding It consists of a large number of these animals swallowing huge watercourses and then forcing them to cross by means of specific cutting edges, accredited as facial hair, which channel the water and stagnate the food obtained in the drag.
So the food that gets caught in the stubble is ingested anyway, the whales vary from their family members in that they swim through schools of krill with their mouths open, funneling the krill as they go. They do not eat large portions, even with their large size, their intake is controlled.
Are they sociable?
They are not identified within endangered aquatic animalsThey are very curious and show a lot of energy and enthusiasm when they are around people. There are cases where they have needed to carry small pontoons and kayakers on the back. In addition, they pleasantly communicate with dolphins and humpback whales.
Habitat
It is a whale that occupies a wide area ranging from 20° to 60° in the South Pacific, South Atlantic, and South Indian Oceans. The unpredictable pursuit of these examples puts you at risk of removal. Since the 90th century, its unique population has decreased by as much as XNUMX%.
There are currently about 8000 duplicates. Although they are on the side of the equator and the southern axis, the types of whales of this family breed in warm waters during the winter. So they are found in different parts of the world.
These warm-blooded creatures have a long skull up to 33% of their total body length, which in adulthood is estimated to be between 15 and 17 meters. They have a restricted and curved maxilla, which gives these creatures a distinct profile from other species.
This shape allows close proximity to long facial hair, which is 5 to 25 meters long. Unlike fish, whales have their tails suspended in a plane, which makes it easier for them to rise to the surface, where they must ascend to inhale, even though they can last up to an hour submerged.
Hunting
As it is a creature that gradually swims and slithers once dead (in contrast to different vertebrates), it is anything but difficult to chase, adding to the way its body produces what could be compared to 40 barrels of oil (7200 liters).
Natural Monument
On September 28, 1984, Legislation No. 23094 was approved, announcing a characteristic milestone for each whale seen in Argentine waters. This choice stems from the extreme need to allow due security.
Breeding and nursing their young in the southern waters. The territory of Río Negro also proclaimed it a characteristic landmark as an area through Law No. 4066, approved on April 6, 20067 and the Province of Santa Cruz through No. 2643, endorsed on March 13, 2003. The possibility of making an asylum for the conservation of this species in the South Atlantic is highlighted.
What are the courtship rituals of southern right whales like?
Females reach sexual development around the age of 9. They conceive an offspring every 3 to 4 years. The regenerative season runs from mid-July to August, and the female is surrounded by potential admirers. She will roll onto her back to keep her privates up, out of the water, and out of the men's compass until they are ready.
Curiosities
Sand stands out among its characteristics of the southern right whale They do not have a dorsal lamina. The gonads of this family of whales are the largest on the planet, weighing 500 kg each.
Due to their thick layer of blubber, southern right whales cannot enter tropical waters as they cannot disperse heat quickly enough. Southern right whales, from time to time, stick their tail blade out of the water and let the breeze push them along. This behavior is known as "lighting" and it seems that they do it for fun.
