Bird droppings refer to bird droppings, which may have viruses. Bacteria (scientific name: bacteria) refers to one of the main groups of organisms and belongs to the field of bacteria. It is also the largest group of all living things, and its total number is estimated to be about 5× 10 30. The shapes of bacteria are quite diverse, mainly spherical, rod-shaped and spiral.
Most bird droppings are white because birds and reptiles excrete in cloaca. They don't pee exclusively. We shit together every time we defecate. Generation, this white thing is uric acid. Uric acid has a high solubility. Birds can consume a lot of water and lose a lot of weight by metabolizing nitrogen with uric acid.