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Leafcutter ants are any of at least 55 species [1] [2] [3] of leaf-chewing ants belonging to the three genera Atta, Acromyrmex, and Amoimyrmex, within the tribe Attini. [4] These species of tropical, fungus-growing ants are all endemic to South and Central America, Mexico, and parts of the southern United States. [5]
Some soldier safari ants make tunnels to provide a safe route for the workers. Seasonally, when food supplies become short, they leave the hill and form marching columns of up to 20,000,000 ants, which constitute a considerable threat to humans, though they can be easily avoided as a column can only travel about 20 meters in an hour.
Atta laevigata (Smith, 1858) is one of about a dozen species of leafcutter ants in the genus Atta, found from Venezuela and south to Paraguay.This species is one of the largest leafcutter species, and can be recognized by the smooth and shining head of the largest workers in a colony.
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Azteca andreae is an arboreal ant species found in the tropics of South America, most notably in French Guiana.They are most notable for their predatory skills and strength. . They are ambush predators that are able to capture and eat other insects much greater than their own s
A new strain of a parasitc disease spread by flies has been found in southern states in the US, CDC says
In 2003, though, genetic analysis of various species suggests that several of these groups evolved from a single common ancestor, which lived approximately 100 million years ago at the time of the separation of the continents of Africa and South America, while other army ant lineages (Leptanillinae, plus members of Ponerinae, Amblyoponinae, and ...
In South Africa, the Argentine ant has in some cases displaced native ants that disperse the seeds of Fynbos plants like Mimetes cucullatus. The Argentine ants don't take the seeds underground and are left on the surface, resulting in ungerminated plants and the dwindling of Fynbos seed reserves after veld fires. [48]