Sperm whale predator

It has been stated that sperm whales, as well as other large cetaceans, help fertilise the surface of the ocean by consuming nutrients in the depths and transporting those nutrients to the oceans' surface when they defecate, an effect known as the whale pump. Arabian Sea Whale Network. The second chamber is larger and is where digestion takes place. But as he circled around, he began to sense that he was not alone. While one or more mothers dive, others stay with at the surface with the young. Stealing of sablefish and toothfish from long lines has been documented and well known also.

They rarely attack man unless provoked although larger specimens are considered quite dangerous. They can go for three months without food and a month without water, and taste their food before they eat it, so it's hard to poison them. The whales have evolved these astonishingly powerful vocalisations to cope with their extraordinary lifestyle.