​Reddish head and thorax with black


​Actual size: 1/8 inch

Ranging in color form light brown to dark 

brownish black

Heart shaped abdomen

Actual size: 1/8 inch

Yellow with reddish abdomen

​Actual size: 1/16 inch

Dark reddish brown

erratic behavior

secrete antidote to fire ant venom

nest in warm, wet/damp, enclosed spaces

popular in electric boxes and switchplates

​Actual size: 1/8 inch

Caribbean Crazy


Several dozen species all light brown to 

dark reddish brown

Very rare for a big headed ant to live indoors

Actual size: 1/16 to 1/8

         Pavement Ant

            Rover Ant

White footed Ant

Imported Fire Ant 

        Pyramid Ant Mound

Dark brown to pale blond

Actual size: 1/16 inch

Head and thorax are dark brown to 

black, legs and abdomen are opaque

​Actual size: 1/16 inch

      Big headed Ant

       Black Crazy Ant

Small, shiny, brown

​Actual size: 1/8 inch

Native Fire Ant

           Pharaoh Ant

Tan, red or black in color

Mostly nest in wood but do not eat wood

Actual size: 1/4 to 1/2 inch

Ant Identification Chart

​Look for the following traits when identifying fire ants from other ant species:

1-  Color: Reddish brown and the abdomen is darker than the rest of the body.

2-  Proportion: The abdomen is wider than the head.

3-  Antennae: The antennae of fire ants consists of 10 segments, with a 2 segment club.

4-  Nodes: 2 nodes at the constricted "waist" between the thorax and abdomen.

5-  Size: 1/8 to 1/4 inch.

6-  Fire ant mounds tend to be constructed of loose, crumbly soil, mounds generally disorganized and usually appear in spring or fall or after cool, wet weather when breeding conditions are best.

7-  Very aggressive, painful stings.

        Fire Ant Mound


              Odorous House Ant

Dark body, key feature is pale, light

​color on all six legs

​Actual size: 1/8 inch

     Pyramid Ants

       Little Fire Ant

Dark brown to black body , has bluish tint due

to grey hairs

​Easy to identify by rapid and erratic movements

Actual size: 1/10 inch

          Acrobat Ant

Very organized mound with visible hole in top of mound. Pyramid Ant mounds tend to be smaller than fire ant mounds.

        Argentine Ant

Light to golden brown (ginger) 

Unlike other fire ants, Little Fire Ants move very slowly 

Actual size: approximately 1.5 mm to 4 mm

Dark brown to black

Bitter odor when crushed

Prefer areas with moisture such as around

hot water pipes and heaters

Actual size: 1/16 to 1/8 inch

Dark brown. Small stingers

​Actual size: 1/8 inch

popular around concrete sidewalks and walkways

Little Fire Ant

Very disorganized mound. Nod distinctive hole in top of mound. Several entrance holes on the sides. Mound generally

​When mound is disturbed, fire ants become very aggressive 

and attack fiercely by biting with their mandibles and stinging 

​with their stingers.

Ghost Ant/Sugar Ant

         Carpenter Ant


         Caribbean crazy ant mound