Each individual splits its time among many jobs.
The total amount of work is reduced.
Different individuals specialize on different jobs.
Each task is broken up into smaller parts.
Their big brains
Their speed
Their small size
Their social behavior
Touch
Vibration
Vision
Chemicals
Sound
Pupa
Larva
Egg
Adult
Egg » Pupa » Adult
Egg » Larva » Pupa » Adult
Egg » Larva » Adult
Egg » Larva » Pupa » Worker » Queen
Egg » Pupa » Larva » Adult