There are a variety of other pests that can enter your home and be a nuisance and health threat to your family.
The following insects are not common invaders, but are still considered nuisances and health threats when found in the home:

Ladybug: Family Coccinellidae
Appearance: Up to 3/8 inch long; round body; bright red or yellow, with black, red, white or yellow spots.
Habits: Found in meadows, fields, gardens and forests.
Diet: Feed primarily on aphids and other small insects.
Reproduction: Clusters of bright, yellow eggs are attached to foliage near food supply; female may lay up to 500 eggs during a lifetime; life span of a few months.
Other Information: Have been used to control insects which eat fruit crops; seek warmth of buildings in autumn.

Pill Bug/Sow Bug: Order Isopoda
Appearance: Not more than 3/4 inch long; thorax composed of seven hard overlapping plates with seven pairs of legs; only pillbugs are able to roll up into a ball.
Habits: Prefer moist locations; found under objects on damp ground; mostly nocturnal; sometimes found in basements and ground levels of structures.
Diet: Decaying vegetable matter.
Reproduction: Female gives birth to between 24 and 28 young per brood; usually one to three generations a year; may live as long as two years.
Other Information: Pillbugs and related sowbugs are the only crustaceans that have become completely adapted to living their whole life on land.