Energy Conservation: Sailing reduces the amount of energy seals need to expend while swimming, allowing them to travel longer distances and conserve energy. By lifting their front flippers out of the water, they reduce drag and increase lift, which enables them to move more efficiently through the water. This is especially important for seals that undertake long migrations or engage in extensive foraging trips, as it allows them to optimize their energy reserves.
Increased Speed and Agility: Sailing can help seals achieve higher speeds and greater agility in the water. By positioning their front flippers at an angle that catches the water, they create lift that propels them forward. This increased speed allows them to pursue prey more effectively and evade predators more efficiently. Additionally, sailing enhances maneuverability, enabling seals to navigate through complex aquatic environments, such as kelp forests or dense ice floes.
Surveying the Environment: Sailing provides an excellent vantage point for seals to observe their surroundings. With their front flippers raised out of the water, they can lift their heads higher, allowing them to have a better view of their environment. This elevated position is particularly useful for spotting potential prey, detecting threats, and navigating in unfamiliar waters.
Thermoregulation: In some cases, sailing may also assist in thermoregulation. When seals lift their front flippers out of the water, they expose a larger surface area to the air, which facilitates the exchange of heat between the body and the environment. This can help seals cool down in warmer climates or maintain their body temperature in colder environments.
Overall, sailing is a versatile and beneficial behavior that allows seals to conserve energy, increase speed and agility, survey their surroundings, and potentially regulate their body temperature. These benefits contribute to the survival and success of seals in their natural habitats.