Sea cow: Steller’s sea cow was

Steller’s sea cow was a remarkable marine mammal that roamed the waters of the Bering Sea . This giant creature could grow up to 30 feet long and was known for its gentle nature and slow movements. Sadly, it was driven to extinction in the 18th century, just a few decades after it was first discovered by explorers. Once a thriving species, Steller’s sea cows played a unique role in their ecosystem. They largely fed on underwater plants, contributing to the health of seagrass habitats ... Manatees (/ ˈmænətiːz /, family Trichechidae, genus Trichechus) are large, fully aquatic, mostly herbivorous marine mammals sometimes known as sea cows. Steller's sea cow (Hydrodamalis gigas) is an extinct sirenian described by Georg Wilhelm Steller in 1741. At that time, it was found only around the Commander Islands in the Bering Sea between Alaska and Russia; its range extended across the North Pacific during the Pleistocene epoch, and likely contracted to such an extreme degree due to the glacial cycle. It is possible that indigenous populations interacted with the animal before Europeans. Steller first encountered it on Vitus Bering 's ... The sea cow is a group of marine mammals that includes famous creatures like the Dugong and Manatee, many of which are now threatened.