churn in Business English. churnnoun [ U ] Preventing customer churn is a major concern for mobile service providers, since 20-40% of customers leave their providers in a given year. Employee churn for new hires increased by 33% for the third straight year.
For 18 months, the baby nurses while its mother is on land, or it swims underwater to suckle. When it dives, the calf closes its nose and ears to block out water. All hippos have this ability. They also have membranes that cover and protect their eyes while they are underwater.
Sea Lions can often sense when Killer Whales or Sharks are close by. Their biggest defense to this is to get to the edge of the water and onto land. Sometimes these predators can jump up and still capture them though if they donât move far enough away from the edge of the water.