Diversity of Forest Litter-Inhabiting Ants Along Elevations in the Wayanad Region of the Western Ghats
Author Information
Author(s): Sabu Thomas K., Vineesh P. J., Vinod K.V.
Primary Institution: Litter Entomology Research Unit, PG and Research Department of Zoology, St. Joseph's College, Devagiri, Calicut, Kerala, India
Hypothesis
How does the diversity of forest litter ants vary with elevation along the altitudinal gradients of the Wayanad region?
Conclusion
The study found that ant diversity and abundance peaked at mid-elevations due to favorable physical conditions and prey resource availability.
Supporting Evidence
- Ant species richness increased from 300 m AMSL to 1000 m AMSL and subsequently decreased.
- Twenty-nine ant species belonging to 18 genera under 6 subfamilies were reported.
- Significant positive correlations were found between prey resources and ant abundance.
Takeaway
This study looked at ants living in the forest floor and found that more ants live at middle heights than at very low or very high places.
Methodology
Ant diversity and abundance were analyzed using Winkler sifting methods and Berlese-Tullgren funnel methods across five altitudinal sites.
Potential Biases
Potential sampling bias due to low efficiency in collecting certain prey resources like termites.
Limitations
The study may have missed some ant species due to sampling conducted soon after the wet monsoon period when foraging activity is lower.
Participant Demographics
The study focused on litter-inhabiting ants in the Wayanad region of the Western Ghats, India.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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