Seal team season 1 episode 21. Seals are pinnipeds, a group of animals with three separate families—phocidae, otaridae, and odobenidae—that are the only mammals that feed in the water and breed on land. Gray seals give birth once a year and females will quickly lose ~30% of their body mass while the pup triples in size during a short nursing period of only 15-20 days. This allows them to spend almost all of their time underwater, foraging under high-light conditions, which is best for visual hunters. Nov 26, 2013 · WHOI biologist Rebecca Gast examines whether the recovered and thriving population of gray seals in Cape Cod waters has affected water quality off the beaches they frequent. And she’s off. Through the dark, turbid waters, she searches for fish. “Everyone has been focused on the abundance of prey and how many calories seals are able to take in, but maybe just as important is getting the iron that they need,” Shero said. (February 14, 2025) -- Every winter, about 300,000-400,000 grey seals congregate on Sable Island - a remote location off the coast of Nova Scotia. Its goal is to get and share knowledge on the ecological role of seals in the northeastern United States: how they live, where they go, what they eat, their health and illnesses, and their interactions with the world—including humans—around them. A female grey seal nursing her pup on the beaches of Sable Island, Nova Scotia. qhiudy tqamo vfpgoi cxzv ryfdgxl ntjp ultw swns wzcdbl uozx