How does the physiological process differ in bacteria, grasshoppers, fish and bear get rid of waste?

pat238:confused

Hello, my name is ce

I wan to know what is so different about bear fish grasshopper and bacteria getting rid of waste?

[QUOTE=ce67agboada;2008870]hello, my name is ce

I want to know what is so different about bear fish grasshopper and bacteria getting rid of waste?

Well, think about how they differ in size, how their systems work, their circulation system if any...