the oil glands found in skin
oil gland
They have salt glands which prevent an excessive amount of salt in the water from irritating the skin. The salt glands are found on the penguin's facial region.
Skin is an organ, that contains glands
Sebaceous gland(s), are glands in the skin that secrete sebum, which is an oily or a waxy substance needed to lubricate or moisturise the skin and hair. These glands are usually found on the face and scalp but aren't present in the palms, soles, and lower lip.
Part of the heat liberating apparatus of the body is the eccrine sweat gland. Eccrine sweat glands are found in the skin, mostly on the palms of the hands and the soles of the feet.
sebaceous gland
Acts as a gland by synthesizing vitamin A.
a small gland in the skin which secretes a lubricating oily matter (sebum) into the hair follicles to lubricate the skin and hair.
Apocrine glandsebaceous
Oil gland
Thyroid gland