Now showing items 1-4 of 4
Discontinuous gas exchange in Orthoptera – mechanisms and hypotheses
(Stellenbosch : Stellenbosch University, 2014-12)
ENGLISH ABSTRACT: Respiratory and ventilatory dynamics in insects are of fundamental importance to understanding evolved variation in gas exchange patterns, such as the discontinuous gas exchange cycle (DGC). However, ...
Taxonomy and population genetics of the flightless moth genus, Pringleophaga in the sub-Antarctic
(Stellenbosch : Stellenbosch University, 2013-03)
ENGLISH ABSTRACT: Sub-Antarctic Islands are of considerable conservation importance due to their high endemicity and unique ecosystems. Furthermore, the rich geological and glaciological histories of these islands provide ...
Wandering albatross, Diomedea exulans, and the flightless moth, Pringleophaga marioni, on sub-Antarctic Marion Island : a case of thermal ecosystem engineering
(Stellenbosch : Stellenbosch University, 2014-04)
ENGLISH ABSTRACT: Recent work has shown that on sub-Antarctic Marion Island, caterpillars of the flightless tineid moth, Pringleophaga marioni, have much higher and considerably less variable populations in recently ...
Intraspecific body size variation in insects
(Stellenbosch : Stellenbosch University, 2007-03)
ENGLISH ABSTRACT: This thesis investigates several aspects of intraspecific variation in the body sizes of insects. More specifically, it concerns how body size is distributed within populations of a species and how body ...