Darwins Natural selection

1.
A).The worms that eat during the day are at risk. the worms eat at the same time that the birds eat and the birds will eat the worms.

B). 100 out of 500 live
      some eat at night and others during the day
      only 100 out of 500 live
      they have made it threw the tough part
      they will produce more and more
2.
A).they have diffrant coats to adapt to the climate they are in

B).many bears have  cubs but one 1 may come out of it

     they have coats they can have and depending on the climate they are in determans how thick it is
     no only one can come out
     because they can survive in the wilderness
     yes because one one cub is coming out alive

3.
A).those who run fast and ostriches who run slow

B). yes because it depends on how many eggs get broken into and eatten

      it depends on if the eggs get broken into
      yes because they didnt get broken into
      it depends on how many eggs survive