Cov khoom lag luam zoo, kev pabcuam zoo, kev xa khoom raws sijhawm, tus nqi tsim nyog, thiab muab cov neeg siv khoom ua haujlwm zoo, lub tuam txhab nyiam los ntawm cov tub lag luam thiab cov neeg siv khoom hauv tsev thiab txawv teb chaws nrog lub koob npe zoo thiab kev pabcuam zoo.