Gall y ffeil hon gael ei defnyddio gan nifer o brosiectau eraill.
Photograph of fire ants by Scott Bauer. Widely disliked for their venomous, painful stings, fire ants have spread across much of the southern United States.
Modified. Grainy background smoothed
Source: http://www.ars.usda.gov/is/graphics/photos/ Image Number K5388-1 ; English Wikipedia, original upload 29 September 2004 by Fir0002
Mae'r tudalennau isod yn cysylltu i'r ddelwedd hon: