How much do baby sperm whales weigh?

A newborn sperm whale is around 4 meters in length and weighs approximately 1000 kilograms or more. They grow very fast and to huge sizes.

Adult Male Sperm Whales can be as long as 20 meters. The average size is around 17 meters and they weigh 40 tonnes or more.

Adult Female Sperm whales are on an average 11 meters long and weigh around 14 tonnes.