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The hooded seal or bladdernose seal (Cystophora cristata) is a large phocid found only in the central and western North Atlantic, ranging from Svalbard in the east to the Gulf of St. Lawrence in the west. The seals are typically silver-grey or white in color, with black spots that vary in size covering most of the body. [3]
The North River Wildlife Sanctuary is a wildlife sanctuary, owned by the Massachusetts Audubon Society, located on the North River in the town of Marshfield, Massachusetts. The sanctuary contains 184 acres (0.74 km 2 ) of mixed cultural grasslands, red maple swamps, oak-pine woodland, and access to the river.
The ribbon seal dives to depths of up to 200 m in search of food; it is solitary and forms no herds. Ribbon seals located in the Bering Sea consume pollock, eelpout, and arctic cod. [ 14 ] Adult seals have relatively weak and smooth canines because their food does not need to be viciously torn.
Seal pup first-year survival rates are estimated to vary from 80 to 85% [41] [42] to below 50% [43] depending on location and conditions. Starvation, due to difficulties in learning to feed, appears to be the main cause of pup death. [43] Male grey seals engage in aggressive sexual behaviour, which can lead to severe injuries and even death for ...
Some animals, for example New Zealand fur seals, live in a bachelor herd all year except for the mating season, when there is a substantial increase in aggression and competition. [ 3 ] In many species, males and females move in separate groups, often coming together at mating time, or to fight for territory or mating partners.
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The skull of the leopard seal. The leopard seal has a distinctively long and muscular body shape when compared to other seals. The overall length of adults is 2.4–3.5 m (7.9–11.5 ft) and their weight is in the range 200 to 600 kilograms (440 to 1,320 lb), making them the same length as the northern walrus but usually less than half the weight.
The current seal that appears on state flags, which dates to the late 19th century, features a depiction of a Native American man beneath a colonist’s arm brandishing a sword. Panel recommends ...