How many babies does the eurasian otter have?

A pair of Asian otters will have babies once or twice per year, and the litter size can vary from one to six pups. They have a lifespan of about 11 to 16 years. Pups stay with their parents until the next litter is born. Therefor, a single pair of Asian otters could have as many as 90 pups during their lifetime.