Mound-ant
Guides
Formica fossaceps
Pitted Mound Ant
Formica fossaceps is a species of mound-building ant in the genus Formica, family Formicidae. It was described by Buren in 1942 and is classified within the Formica rufa species group. The common name "Pitted Mound Ant" refers to a distinctive morphological feature of the species. Like other members of the Formicinae subfamily, it is characterized by a single petiole node and the absence of a sting.
Formica integroides
Western Mound Ant, Vinegar Ant
Formica integroides, commonly known as the Western Mound Ant or Vinegar Ant, is a North American wood ant species in the family Formicidae. This species exhibits flexible, context-dependent foraging strategies at both colony and individual levels, adjusting its behavior based on resource characteristics and competitive pressure. It is known to utilize both terrestrial and arboreal resources, with foragers capable of defending entire trees as absolute territories. The species was first described by Wheeler in 1913.
Formica montana
prairie mound ant
Formica montana, commonly known as the prairie mound ant, is a North American ant species in the genus Formica. Colonies are frequently polygynous, with up to 20 queens documented in a single nest. The species constructs characteristic mound nests in prairie habitats.
Formica obtusopilosa
Blunt-haired Mound Ant
Formica obtusopilosa is a species of mound-building ant in the family Formicidae, described by Carlo Emery in 1893. It belongs to the large genus Formica, which includes many species known for constructing prominent soil mounds. The species epithet 'obtusopilosa' refers to blunt or obtuse hairs, a morphological characteristic used in its identification. Like other Formica species, it is a social insect living in colonies with a division of labor among workers, queens, and males.