Board Thread:Plants vs. Zombies 2: It's About Time/@comment-16296785-20131016114228/@comment-16296785-20131016115931

Lightning Reed can kill a zombie chicken in one hit while a normal zombie takes 19 lightning shots (18 for 9 peas of damage, and the last one for zapping the zombie) so that means a lightning does half the damage of a pea. Zombie Chicken can possibly have a health of 1/2 HP or 1 HP.