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Abundance and Seasonality of Insects and its relation with Birds in a Moist deciduous forest of Siruvani
Objectives ,[object Object],[object Object]
Study area ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Siruvani forest (Study site) Teak plantation Moist deciduous
Annual Rainfall Pattern (Siruvani) Mean =  1926 mm Source:  TWAD
Methodology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Insect abundance fluctuation recorded by different methods
Insect abundance (method-wise)
Seasonal abundance (method-wise)
Species richness (method-wise)
Relative abundance in different habitats
Abundance of insect groups (habitat-wise) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Pattern of abundance fluctuation in different habitats
Species richness
Composition of Insect Community
Seasonal abundance of Insects
Seasonal abundance of insect groups ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Abundance fluctuation in Diptera
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Factors affecting insect abundance  (Step-wise Regression) ,[object Object],[object Object]
Temporal fluctuation in Rainfall & Insect abundance
Abundance of Birds & Insects R = -0.601 (P = 0.02) R = 0.438 (P = 0.03) Coleoptera  (-ve) Orthoptera  +ve Lepidoptera Hemiptera Hymenoptera Diptera
Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Seasonal fluctuation NS,
Composition of Butterfly fauna

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