Weddell seals haul-out onto the fast-ice to rest and moult, and for females to pup. Weddell seals are incredibly placid sedentary animals. They can be approached without much apparent stress to the animal. When they haul-out they remain close to their access hole on top of the ice.
Are Weddell seals friendly?
Weddell seals are very friendly, easygoing and don’t hide from our research team. They are philopatric, which means that they return to their birthplace to give birth to their own pups.
Are Weddell seals aggressive?
Weddell seals are not considered to be aggressive, especially when compared with the Leopard seal. They are relatively passive animals and will generally allow researchers and tourists relatively close. That being said, these are wild animals and should be respected.
What are Weddell seals adaptations?
Smooth, streamlined shape to pass easily through the water. Large eyes to help hunting prey under water and frequently under ice where light levels are very low. Whiskers (vibrissae) that help the seals feel their way in the dark when catching prey.
How do Weddell seals mate?
Mating takes place underwater, and a single bull can breed with a large number of females. Like other phocids, the female Weddell seal becomes pregnant immediately after mating, but embryonic blastocyst implantation is delayed so the pup is born almost a full year later.
Why are Weddell seals called Weddell seals?
Weddell Seals are named after James Weddell, a British captain of a sealing vessel. Weddell Seal females are generally a little bit longer and heavier than the males. Weddell Seals have a membrane over their eyes that protect them from blowing snow and the salt in the ocean.
Do Weddell seals eat krill?
Diet: Despite their name, these seals don’t eat crabs, they eat krill. Their name originates from the German word, Krebs, which covers other crustaceans (such as krill and shrimp) as well as crabs. Antarctica, resting and breeding on the pack-ice, and feeding in the surrounding water.
Are seals aggressive towards humans?
Seals are wild animals that can be aggressive and bite, causing major wounds and possible infection to humans.
Are seals nice to humans?
Whilst they are strong and powerful with huge teeth these are highly unlikely to be used aggressively towards you – playfully yes, but even then they can be incredibly gentle. Surprisingly, I would say that seals are pretty good at ‘reading’ your intent or body language as high level mammals.
What are Weddell seals habitat?
The Weddell seal is found in circumpolar Antarctica and is most abundant near the Antarctic coast. In the austral winter it moves northward with the expansion of the pack ice, staying in the water to avoid blizzards and poking its head through breathing holes.
How do seals adapt to their natural habitat?
Seals adapt to the cold climate by having a thick layer of fat (blubber) below their skin that acts as an insulator and to reduce excess loss of body heat.
What are the characteristics of the Weddell seal?
Like other phocids, the Weddell seal has no external ear flaps. Its large streamlined body is perfect for deep diving. Weddell seal teeth are distinctive and have evolved to allow it to chew holes in the ice, which are used for breathing and for access to the ice surface. Its variable-colored coat can be a combination of gray, buff and brown.
What time of year do Weddell seals give birth?
The pupping and breeding season takes place mid-September–December, when female Weddell seals can be found in loose “colonies” of up to 100 individuals giving birth on the fast ice. Births occur in 1-4 minutes and are usually single pups, although the Weddell seal is one of the few seals known to give birth to twins.
How do Weddell seals open the ice pack?
If natural openings are not available, Weddell seals use their teeth to open and maintain air holes in the ice pack. Weddell seals are very vocal. Their calls can be heard from atop the ice even when seals themselves are below.
Where does the Weddell seal migrate to?
Weddell Seal Distribution and Migration. The Weddell seal is found in circumpolar Antarctica and is most abundant near the Antarctic coast. In the austral winter it moves northward with the expansion of the pack ice, staying in the water to avoid blizzards and poking its head through breathing holes.
