Dec 1, 2020 · Marine mammals are warm-blooded vertebrates (animals with a backbone) 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. They are broken into three groups that share similar adaptations to their aquatic life, but that have very different origins and life patterns.

Apr 11, 2024 · The pups are nursed anywhere between four days and one month. Exceptions include some pinnipeds such as the Steller sea lion that nurse their pups much longer with cases to around 3 years. California and Galapagos sea lions can also nurse out to a year or longer depending on the individual and in the case of the latter environmental factors.

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 surface too quickly. A new study offers a hypothesis of how marine mammals generally avoid getting the bends and how they can succumb under stressful conditions.

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 microbes—including many that have developed resistance to antibiotics and several that can be transmitted to humans. The newly published study provides no evidence that the…

But there are over a hundred species of marine mammals, and as you will see from the following playlist, each has its own unique sound: Two different Inia geoffrensis (~320K) Delphinus bairdi (a.k.a. common or saddleback dolphin) (~280K) Twenty Delphinus delphis (a.k.a. common or saddleback dolphin) (~260K) About 200 Stenella styx (~390K)

Sep 1, 2004 · Contrary to popular belief that marine mammals have a poor sense of smell, sea otters may have a nose that can actually help them distinguish between contaminated and safe abalone and clams, some of their favorite foods. Woods Hole Oceanographic Institution (WHOI) researchers are studying olfaction - the ability to…

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 bottlenosed dolphins, the ear hole is only 2-3 millimeters in diameter.

Dec 19, 2024 · Or the deep-sea worms Abyssarya acus and Hodor hodor named in 2018 by scientist Paulo Bonifácio after Ayra Stark and Hodor, two beloved characters from George R. R. Martin’s fantasy novel, Game of Thrones.

The refraction of sound waves then causes sound to be trapped in the zone, called a SOFAR (sound fixing and ranging) channel. Marine mammals may use this phenomena to a much greater extent than we presently realize as a means of long-distance communication. Other animals in the ocean also take advantage of this phenomena to transmit sound.

Dec 20, 2007 · “Rehabilitation of stranded marine mammals elicits polarized attitudes,” the authors wrote. “The challenge is to find the common ground and the greater good.” When success creates problems. Decades ago, few stranded animals could be saved, and those that could were generally placed in zoos and aquariums and displayed for public education.