While not considered part of the endocrine system, the liver produces more hormones than any other organ in the body. As a side note the liver performs 500 different functions including hormone production.
Kidney - through urine.
Amniotic sac
Amniotic sac
Liver, lungs and skin are other organs of excretion.
integumentary, muscular, and skeletal systems
kidney
Kidney - through urine.
A females primary sex organ is called an ovary.
Kidneys
skin
Platypuses have a cloaca, which is used for both excretion and reproduction.
I think for me the process of excretion with the process of defecation is by the process of excretion with the process of defecation. Therefore the defecation is the process of excretion by the process of defecation. Some says excretion is the process with the defecation process. That's why the organ contrast the process of excretion with the process of defecation.
The skin is considered an organ of excretion because it sweats, getting rid of toxins and certain mineral salts.
Worms use their skins for excretion mostly.
Kidneys
The Anus
kidney