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.
Secondly, sea lions have small flaps for outer ears. The earless or true seals lack external ears altogether. You have to get very close to see the tiny holes on the sides of a sealâs sleek head.Third, sea lions are noisy.inally, seals are less social than their sea-lion cousins. They spend more time in the water than sea lions do and often lead solitary lives in the wild, coming ashore together only once a year to meet and mate. Sea lions congregate in gregarious groups called herds or rafts that can reach upwards of 1,500 individuals.