they coat their feathers wit the oil from a glad. it is near the tail to increase impermeability.
Under its tail, near its excretory organs!
A preen gland is an organ in a bird near the tail, producing oil to help waterproof the bird's feathers. It is also called the Uropygial gland.
Penguins have oily skin to help keep their feathers waterproof. The oil produced by a gland near their tail feathers helps to create a barrier that prevents water from reaching their skin when they swim. This adaptation is essential for penguins to stay warm and dry in their cold, aquatic habitats.
Penguins preen themselves using their beaks to spread oil from a gland near their tail over their feathers, which helps to keep them waterproof. They also use their beaks to remove dirt and parasites from their feathers. Moreover, they may take frequent dips in water to clean themselves.
Tail
The Uropygial gland is found near the base of the tail of birds.
Most penguins no , some species of penguins certainly.
Penguins have special waterproof feathers that help keep their skin dry. These feathers are dense, oily, and overlap each other, creating a barrier that prevents water from reaching their skin. Additionally, penguins spend a lot of time preening and distributing oil from a gland near their tail to maintain their waterproof coating.
arrowhead shaped
Obviously not, but they did in the movie "surfs up"
It looks like a stubby triangle.
Yes, penguins are good swimmers. Their wings were made to paddle themselves through the water, and their tail acts as a rudder.