It is advantageous to have as many of
the pupae hatch out as possible because, although it is easier to vacuum up the pupae than it is to vacuum up adult fleas — you will not get them all and pupae are impervious to insecticides.
Not exact matches
Vacuuming will suck up various stages of the flea and the vibrations from vacuuming will stimulate the flea to
hatch out of the
pupae stage which nothing can penetrate.
It is important to note that during the cleaning process, you will not be able to remove all flea
pupae — they will continue to
hatch out.
Eggs,
pupae, and larvae
out in the environment will
hatch and jump on the pet for a blood meal.
These eggs fall off into the environment,
hatch into larvae, enter the cocoon like
pupae stage, and then
hatch out into new adults.
Also any
pupae left behind will
hatch out.