The excretory system is a passive biological system that removes excess, unnecessary materials from the body fluids of an organism, so as to help maintain internal chemical homeostasis and prevent ...

Reptiles have a unique way of excreting waste, often in the form of solid crystals rather than the liquid urine most animals produce. This intriguing process, which involves the production of urate ...

While we are well informed that the "majority of activities in the Western world would be neither ecologically nor socially sustainable" and that the main reason comes back to the disconnection of ...