Some owls produce 2 pellets per day. Assume each pellet represents 80g of biomass. Also assume that one 40g vole can cause 50 cents of crop damage to a farm per season. If a barn owl
family of seven (2 adults [producing 2 pellets/day) and 5 young [producing 1 pellet/day]) lives
on a farm for 12 weeks and feeds exclusively on voles, how much will the farmer save in crop
damages over the coạrse of a season?

Adrought killed all the plants in an agricultural farmland. gradually, due to wind and some birds for. nearby areas, new plants started sprouting l. what stage of succession was taking place in the farmland? a) competition b) nudation c) ecesis d) reaction e) migration

Witch theory suggests all living things are made up of cell or cells

The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .