Download Ant Ecology by Lori Lach, Catherine Parr, Kirsti Abbott PDF

By Lori Lach, Catherine Parr, Kirsti Abbott

Comprising a considerable a part of residing biomass in the world, ants are fundamental to the functioning of terrestrial ecosystems. greater than 12,000 species were defined up to now, and it really is expected that maybe as many nonetheless watch for type. Ant Ecology explores key ecological matters and new advancements in myrmecology throughout a number of scales. The booklet starts off with an international standpoint on species range in time and area and explores interactions on the neighborhood point prior to describing the inhabitants ecology of those social bugs. the ultimate part covers the new ecological phenomenon of invasive ants: how they circulate around the globe, invade, impact ecosystems, and are controlled by way of people. each one bankruptcy hyperlinks ant ecology to broader ecological ideas, offers a succinct precis, and discusses destiny study instructions. sensible facets of myrmecology, purposes of ant ecology, debates, and novel discoveries are highlighted in textual content containers during the quantity. The publication concludes with a synthesis of the present nation of the sphere and a glance at interesting destiny study instructions. The broad reference record and whole word list are useful for researchers, and people new to the sphere.

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G. army ants) on Cuba, Hispaniola, and Madagascar may have helped new species persist and radiate. 3 Taxon cycle Based on studies of ants on the islands of Melanesia, Wilson (1959, 1961) proposed that species pass through ‘taxon cycles’, phases of expansion, and contraction in distribution accompanied by habitat shifts. He observed that expanding taxa tended to be recent arrivals that occupy coastline habitats. 29 Wilson suggested that subsequent arrivals push species that arrived earlier farther inland and higher in altitude.

Species in the genera Bothriomyrmex, Technomyrmex, Liometopum, and Tapinoma). The genus Dolichoderus 26 ANT ECOLOGY (¼tribe Dolichoderini) was not evaluated in the analysis but the crown group is currently widespread, being absent only from the Afrotropics. The remaining lineage, tribe Anonychomyrmini, originated and diversified in the Neotropics into hundreds of species that now include groups in North America (Forelius, Dorymyrmex) and multiple dispersal events from South America to Australia during the mid-Tertiary.

G. Goodisman and Hahn 2005) may have greater utility. Genomic approaches to species delimitation (Shaffer and Thomson 2007) also show 17 promise. In applying new molecular techniques to species-level taxonomy it is important to avoid falling into the trap of typological thinking – if there is an overarching lesson to be learned from evolutionary biology it is that species are usually variable entities, and that speciation is a gradual and complicated process. 6 Summary As the most species-rich and biologically eclectic of all social insects, ants present considerable challenges to the process of cataloguing and understanding their remarkable diversity.

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