Why do elephant seals go so deep?
Jessica and Paul’s research has revealed that elephant seals can dive until the oxygen stores in their blood are nearly completely depleted, allowing them to stay down longer on the same amount of oxygen.
Do elephant seals dive deep?
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.
Why can elephant seals dive for longer than humans?
A clue: O2 during a dive
Elephant seals can dive further and stay under water much longer than humans. … As previously mentioned, one factor is that animals that dive well have higher oxygen stores than do humans.
How do seals dive so deep?
In deep-diving whales and seals, the peripheral airways are reinforced, and it is postulated that this allows the lungs to collapse during travel to depth. … Instead deep-diving whales and seals rely on large oxygen stores in their blood and muscle. Several adaptations enable this.
Do elephant seals eat babies?
At sea, elephant seals typically dive 20 minutes to a depth of 1,000 to 2,000 feet in search of food: rays, skates, rat fish, squid, and small sharks. … The females eat nothing while they are giving birth, nursing, and mating, and the males go without food for up to three months at that time.
How deep can seals dive?
Adult harbor seals can dive as deep as 1500 feet and stay underwater over 30 minutes! To do this, they rely on their amazing oxygen storage capabilities. Harbor seals have a grater volume of blood than other land mammals their size.