2024年4月11日 · Western Atlantic gray seal bulls can reach 2.5–3.3 meters (8.2–11 feet) in length and weigh as much as 400 kilograms (880 pounds); cows are much smaller, typically 1.6–2.0 …

2016年1月27日 · The night approaches quickly. A harbor seal plunges into the water, diving deep as the sunlight recedes. Through the dark, turbid waters, she searches for fish. Suddenly, the …

2024年4月11日 · Most seal pups don’t make it through their first year, and the researchers want to figure out whether higher iron intake makes a difference in the pups’ survival. “Everyone has …

Woods Hole, Mass. (Oct. 29, 2024) – Erebus Bay, Antarctica, is home to the southernmost population of the world’s southernmost living mammal – the Weddell seal. These seals may …

2013年11月26日 · Then the federal Marine Mammal Protection Act of 1972 outlawed seal killing. Gradually the seal population recovered and is now thriving. A 1994 survey spotted 2,035 …

2023年11月16日 · The deepest recorded Weddell seal dives have topped 3,000 feet (nearly 1,000 meters), the height of a skyscraper while the longest foraging dive was recorded at 96 …

2007年7月3日 · For years, sperm whales and elephant seals were thought to hold world records for holding their breath under water. But those animals have nothing on beaked whales. Using …

Seal pups are fully weaned at 18 days old, and spend up to three weeks living off their fat stores until they take to the sea to forage on their own. Shero and her colleagues are investigating …

The bearded seal (Erignathus barbatus) is the largest arctic seal, and bears the closest similarity to walrus. They are bottom feeders and have prominent whiskers. The ringed seal (Phoca …

1972 outlawed seal killing. Gradually the seal population recov-ered and is now thriving. A 1994 survey spotted 2,035 seals in Cape Cod waters; by 2011, the National Marine Fisheries …