Nature
Season 6
Episodes
Episode 1
Sep 20, 1987
Episode 2
Sep 27, 1987
Episode 3
Oct 4, 1987
Episode 4
Oct 18, 1987
Episode 5
Nov 15, 1987
Episode 6
Nov 22, 1987
Episode 7
Nov 29, 1987
Episode 8
Dec 6, 1987
Episode 9
Jan 3, 1988
Episode 10
Jan 10, 1988
Episode 11
Jan 24, 1988
Episode 12
Feb 14, 1988
Episode 13
Feb 21, 1988
Episode 14
Feb 28, 1988
Episode 15
Mar 6, 1988
Episode 16
Mar 20, 1988
Episode 17
Mar 27, 1988
Episode 18
Apr 24, 1988
Episode 19
May 1, 1988
Episode 20
May 8, 1988
Episode 21
Jun 12, 1988