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How to Manage Pests

Key to Identifying Common Household Ants


How well do you know ant anatomy? Answer these questions to find out!


How many petiole nodes does this species have?

Odorous house ant

None
One
Two

How many petiole nodes does this species have?

One
Two
Three

How many antennal segments are present on this antenna?

12
13
14

Does this antenna have an antennal club?

Odorous house ant antenna

Yes
No

How many segments are on this antennal club?

Southern fire ant antenna

Two
Three

Does this species have a thoracic spine?

Pharaoh ant

Yes
No


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