Enter one of these cheats:

CTRL + "L" - View hit points of all ants
CTRL + "A" - Select all ants
CTRL + "N" - Select single ant
CTRL + "P" - Select previous ant
CTRL + "H" - Hatch ant from any location
CTRL + "S" - Stop select ant
CTRL + "O" - View options

Note: Cheat codes may not support
all versions of the game.