When animals are fighting over resources the number of one animal might decrease because the other animal would've tried to kill it and stay alive
when there is competition the population size of one animal might decrease while another increases<span />
D. controlled cell suicide
Only the birds with the largest of beaks are able to eat the toughest, biggest, and spine covered seeds. Which is not right because some other Galapagos Birds might have some other way eat those seeds with their finches
You might be able to find the differents in these.
