Why do blue whales dive deep?
Whales are marine mammals that dive for various reasons, such as: feeding and mating. Their prey are found at varying depths under the water and depending on where in the water column that is, whales dive to various depths for varying periods of time. … As they dive down, pressure increases with increasing depth.
Do whale lungs collapse?
Deep diving whales and seals have reinforced airways that allow the lungs to collapse during the dive, preventing damage. The collapse forces the air away from the alveoli (where the gas exchange between the lungs and blood occurs).
How deep do elephant seals dive?
Elephant seals are remarkable divers, spending up to 1.5 hours underwater and reaching depths of more than 1700 meters in their search for food.
Has a whale ever eaten a human?
While the veracity of the story is in question, it is physically possible for a sperm whale to swallow a human whole, as they are known to swallow giant squid whole. However, such a person would be crushed, drowned or suffocated in the whale’s stomach.