By George P. Stamou
G.P. Stamou describes the adaptive options that permit arthropods to deal with the severity of Mediterranean environments. After an advent to the constitution and serve as of Mediterranean-type ecosystems, ecophysiological diversifications to water pressure and ranging temperature are thought of. extra, job styles and existence cycle strategies are mentioned relating to the peculiarity of Mediterranean environments. Phenological styles and inhabitants dynamics in addition to group constructions also are awarded. the quantity ends with a synthesis of existence background tactics.
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Additional resources for Arthropods of Mediterranean-Type Ecosystems
1988) The activity pattern changes drastically during the transition from summer to autumn and again from winter to spring. The area studied by Pantis et al. (1988) was subject to intensive grazing. Generally, overgrazing results in a number of microsites maintaining favourable microc1imatic conditions as well as in the aggregated distribution of resources. It appears that different taxa, sheltering in favourable micro sites, such as Lucanidae, Histeridae, Scarabeidae and scorpions, can remain active under extreme macroc1imatic conditions.
Balcanica occur over a short period. Restriction to short periods of activity is very characteristic of arthropod life in Mediterranean regions. For example, the breeding period of the isopod S. tiberianum in Mediterranean habitats of Israel lasts 1 month in April (circumscribed breeding), while oogenesis and subsequent vitellogenesis are also brief, lasting 3 months (Warburg et al. 1993). Iatrou and Stamou (1989b) described the biological activity of G. balcanica in Hortiatis as a cyclic sequence of moulting, egg production and egg laying (Fig.
Moreover, the caloric content of female animals varies significantly with age, and the higher values were recorded in reproducing individuals. No such differences were recorded in male animals. 2%, respectively. Parameters of food consumption of Mediterranean arthropods are in general agreement with findings from most world habitats. The notable excep- The Joint Effect of Temperature and Humidity on Feeding Activity and Demography 53 tion is the assimilation coefficient recorded in G. balcanica which is higher than that estimated for desert (Wooten and Crawford 1975) or temperate counterparts (Mason 1970).