Nov 6, 2025 · Marine mammals are warm-blooded vertebrates that bear live young and nourish them with milk as land mammals do, but that spend most or all of their lives in the ocean.

Jun 13, 2024 · 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.

Apr 25, 2018 · Deep-diving whales and other marine mammals can get the bends - the same painful and potentially life-threatening decompression sickness that strikes scuba divers who …

Marine mammal's "ears" are thus very different from ours. Because the ocean environment (and the tissue from which sounds are emitted) change the vocalizations, the sounds that marine …

Marine mammals also need a streamlined head for fast and easy movement through water that external ears would impede. Instead, they have ear holes located right behind the eye. In …

Sep 1, 2004 · Sea Otters and a Sense of Smell September 1, 2004 Contrary to popular belief that marine mammals have a poor sense of smell, sea otters may have a nose that can actually …

Jul 29, 2022 · Jellyfish and other zooplankton are animals that live all or part of their life suspended and drifting in fresh or salt water, rarely come in contact with hard surfaces.

Aug 21, 2008 · An unprecedented survey of seabirds, marine mammals, and sharks on the U.S. East Coast has revealed that marine wildlife contains a wide variety of disease-causing …

Jun 11, 2025 · A white shark's main prey items include fish, sea lions, seals, small toothed whales, and sea turtles. Scientists estimate that after a big meal, an individual can last up to …

Marine mammals are the most vocal animals in the ocean, and the subject of extensive study by scientists. Most of us may be familiar with the echolocation clicks and squeals of dolphins, and …