“…In such studies, habitats are classified with respect to environmental variables and survey data are grouped in contingency tables for analysis (Taylor 1968, Streams and Newfield 1972, Fleetwood et al 1978. In such studies, habitats are classified with respect to environmental variables and survey data are grouped in contingency tables for analysis (Taylor 1968, Streams and Newfield 1972, Fleetwood et al 1978.…”