The least standardised part of the contract will be the shipping programme and nomination provisions, and it is these provisions that are the most abused or contested over the period of a lengthy COA.
Whales have minute eyes: those of a blue whale's are no larger than a small plate. 4.The whales' lungs can store at each inspiration 5,000 liters of air. They usually breathe at every 15 minutes but they can hold their breath up to over an hour in the case of the sperm whale. The humpback whale can dive to 250 m (833 ft) for 20 minutes. The blue whale's exhaling blow can be 12 m (36 ft) tall!
How the sperm whale can hold its breath for 90 minutes. Biologists have unravelled why deep diving mammals such as sperm whales can hold their breath for over an hour when diving for food â they have electrically charged proteins in their blood. Sperm whales make some of the longest dives achieved by mammals, with some lasting up to 90 minutes Photo: AP.