Lungs, Heart and Liver.
Grinding
Mammary glands are modified sweat glands and are the distinctive feature in mammals.
No! People are mammals, and mammals are always warm blooded. People cannot become fish, amphibians, or any other species.
sweat glands all do
Dolphins are mammals. Sharks are fish. They are very different, though both are vertebrates.
Yes, everybody is genetically different. Also humans (and other mammals) have sex chromosomes, two of which are normally present in female cells (designated XX) and only one in male cells (designated XY).
All mammals have fur or hair. That includes spiny anteaters (echidnas). The spines on the echidna are actually modified hairs.
Bats are the only flying mammals. There are also flying lizards, snakes, and squirrels, but they actually glide from one place to a lower point.
Not all mammals have four legs. Bats are mammals, but have only two "legs." Whales and dolphins are mammals, but have no legs at all. What distinguishes mammals from other animals is not the number of legs, but the presence of sweat and milk glands.
Milk is a secretion from modified sweat glands of mammals (Got Milk?) which contains calcium, protein, amino acids, and vitamins and is a source of food for young mammals. Estrogen is a hormone in female mammals produced in the ovaries and is involved in reproduction and lactation. 2 different words!!!!!!
The modified sebaceous glands that produce milk are known as mammary glands. These glands are found in mammals and are responsible for secreting milk to nourish their offspring.
They belong to the suborder 'feliformia', cat-like mammals. and are genetically closer to civets, mongoose and true cats, than the canine branch of the carnivore order.