Yes they do. If you eat, you must excrete.
Lungs can not and does not excrete salts from its surface.
crocodile excrete its nitrogenous waste through its cloacal opening
no they have sepecial wholes in their neck to excrete the pee
Yes they do. Many organisms including mammals, fish, fungi and microorganisms do excrete urea.
Waste matter
yes they do by using calccium
feces. In their feces is fish bones and stuff.
no, clouds not excrete
yes plants do infact excrete
Yes. All animals excrete.
Ferrets excrete to get rid of waste
All living things excrete.
Penguins excrete through their anus
Lungs excrete carbon dioxide and kidneys excrete urea and other substance
Gives them a temporary burst of energy; also it makes your body excrete more calcium which is problematic as teenagers are growing at this age and you need calcium for your bones.
Yeast excrete CO2 after they undergo respiration.