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Photographer: Bastiaan Drees
Source: Texas A&M University
Cover photo: Bastiaan Drees

Tawny Crazy Ant

Nylanderia fulva

Origin: Unknown Origin

Impact: The tawny crazy ant (formerly Rasberry crazy ant), Nylanderia fulva (formerly Nylanderia sp. nr. pubens), was first found in Harris County in 2002 and has begun to spread largely through human assistance. If you see a lot of uniformly-sized 1/8 inch long, reddish-brown ants that forage randomly and erratically please report it by filling out the form below.

Learn More: Species Profile.

Report Form

If you have spotted Nylanderia fulva (Tawny Crazy Ant), use this report form to send an email to the appropriate authorities.

Your Name


Phone Number

Street Address



Zip Code

Latitude: Longitude: in decimal degrees

Did You Collect a Specimen?
Yes or No.

Host Plant
If applicable, what is the host plant?

Comments: Describe the species, impact, infestation or generally what you are seeing.

Please upload a photo of the specimen or the site where the specimen was seen. NOTE: The photo file must be no larger than 2 MB in size.

NOTE: We are expriencing an issue in which after you click on the "Submit Report Now" button below, you will be directed to a blank page. HOWEVER, don't worry, your report will be submitted! (You may simply close the blank page.)