The digestive, respiratory and circulatory are three examples of organ systems that insects and humans have in common. Like humans, insects also have nervous, endocrine, muscular and reproductive systems.
they have open circulatory systems, which allows it to digest food and remove wastes.
Adult insects have body parts called legs, and some have wings. Both assist the creature in moving.
The excretory organs of insects are called malpighian tubules. The malphighian tubules collect uric acid and water from the surrounding blood and empty it into the gut of the insect.
Antennae, compound eyes & mouth parts.
Most insects have holes they could breathe with on their abdomen.
kidney
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
The kidney is the main organ, that is responsible for the excretion of waste products. Other organs of excretion are your liver, lungs and skin.
lung