Define attine : any of various myrmicine ants (tribe Attini ) found chiefly in tropical America that culture fungi for food — attine in a sentence. Fungus-growing ants (tribe Attini ) comprise all the known fungus-growing ant species participating in ant-fungus mutualism. They are the sister group to the subtribe Dacetina. Leafcutter ants, including Atta and Acromyrmex, make up two of the genera.
Their cultivars come from the fungal tribe Leucocoprineae of family. Ant–fungus mutualism is a symbiosis seen in certain ant and fungal species, in which ants actively cultivate fungus much like humans farm crops as a food source. In some species, the ants and fungi are dependent on each other for survival.
The leafcutter ant is a well-known example of this symbiosis. The origin of the attine ant-fungus mutualism. Mueller UG(1), Schultz TR, Currie CR, Adams RM, Malloch D. English dictionary definition of attine ant.
Formicidae, tribe Attini ), representing an evolutionary transition from the life of a hunter-gatherer of arthropod prey, nectar, and other plant juices, to the life of a farmer subsisting on cultivated fungi. Seven hypotheses have been suggested for the origin of attine fungiculture, each differing with respect to . Definition from Wiktionary, the free dictionary. Jump to: navigation, search. Belonging to the Attini tribe of fungus-growing ants. The symbiosis between fungus-growing ants and the fungi they cultivate for food has been shaped by million years of coevolution.
All are members of the tribe Attini , and all have a mutualistic association with a fungus, but they vary in other aspects, such as colony size and the foods that they collect for their fungus. These ants obligately depend on fungus as their major food source, while the fungus receives both vegetative substrate (nourishment) from the ants and protection from pathogens. Here, we try to identify both benefits and costs of. Lower attine cultivars are . Read what people are saying and join the conversation. The diversity of microbial symbionts found within nests of attine ants, as well as the complex relationships among the various participants, makes the attine ant- microbial association among the most complex multipartite interactions known in nature.
The tribe Attini comprises 2ant species within extant . Ancient Tripartite Coevolution in the Attine Ant-Microbe. Summary Most animals crucially depend on bacterial symbionts for digesting food and for optimal health, and such associations are particularly relevant for farming societies that produce their own food. Next to humans, the fungus- growing ants have realized the largest and most complex animal societies on Earth and also . Recent research could not verify earlier conclusions . Evolution of attine ant symbioses. Attine ants are major herbivores in the neotropics. The ants cultivate homobasidiomycete fungi in the genus Leucocoprinus (and related taxa), to which they feed leaf material.
Studies by Chapela at al. DNA sequences to show that there are several lineages of .