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Driver ants. Driver ants, from the genus Dorylus, are found in the Old World, especially West Africa and the Congo Basin. Unlike the army ants of the New World, Old World army ants have a functional sting but rarely use it, preferring their razor-sharp, falcate mandibles for defense instead. Dorylus spp. colonies also reach larger sizes than ...
Megaponera is a genus of ponerine ant first defined by Gustav Mayr in 1862 for the species Formica analis Latreille, 1802, [8] the sole species belonging to the genus to date. . In 1994 William L. Brown Jr. synonymised the genus under Pachycondyla even though he lacked phylogenetic justification, thereby changing the name from Megaponera foetens to Pachycondyla analis.
Green-head ants are prey for a number of predators, including assassin bugs and the short-beaked echidna (Tachyglossus aculeatus), in the faeces of which have been found worker ants. [ 42 ] [ 43 ] Birds also eat these ants, including the Australian white ibis ( Threskiornis moluccus ), black kite ( Milvus migrans ), masked lapwing ( Vanellus ...
A pharaoh ant worker near the tip of a ball point pen. Pharaoh workers are about 1.5–2.0 millimetres (1 ⁄ 16 in) long. They are light yellow to reddish brown in color with a darker abdomen. Pharaoh ant workers have a non-functional stinger used to generate pheromones. [5]
“Ants have palates, and if they don’t take the bait immediately, you’ll need to try a different formula,” says Suiter. “It’s not like they’re going to change their minds.”
Camponotus ants do not have a metapleural gland [106] and Camponotus maculatus as well as C. floridanus workers have been found to amputate the affected legs of nestmates when the femur is injured. A femur injury carries a greater risk of infection unlike a tibia injury.
Ants want to shelter from the pounding raindrops, but their underground colonies can get flooded. They also can be swept away in the downpour, since ants, like most insects, can float.
The good news is that ants do not become resistant to insecticides like cockroaches and flies can, says Benson. But depending on the species and time of year, ants have different food preferences ...