Are You SMART!!!??If so ANsWER?

some questions that i am stuck on please help me 1.four factors regulate population growth.Using an example of a non-human population,explain how each factor would change the population size. 2.In January 2000,the hare population in a forest ecosystem was 60.During 2000,the following hare data were obtained:births=20,deaths=25,immigration… emigration=7 calculate the population of hares in January 2001.please number off your answers thanks