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Spatial and temporal trends in dung beetle research.

Zac Hemmings^1,2, Maldwyn J Evans³, Nigel R Andrew^2,4

¹Department of Regional NSW, New South Wales Department of Primary Industries, Coffs Harbour, NSW, Australia.

|February 25, 2025

Summary

Dung beetle research shows a significant shift, with ecosystem function becoming a dominant topic. Research focus has moved away from veterinary chemicals and nesting behavior, highlighting evolving scientific interests.

Keywords:

Aphodiinae Corpus Dung beetle Ecosystem services Geotrupinae Scarabaeinae Subject topic modelling

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Area of Science:

Ecology
Zoology
Bibliometrics

Background:

Dung beetles are vital ecosystem service providers with diverse ecological roles.
Understanding the evolution of dung beetle research is crucial for conservation and ecological studies.

Purpose of the Study:

To analyze trends and topic prevalence in dung beetle research from 1930 to 2024.
To identify shifts in research focus across agri/biological, ecological, and taxonomic discourses.

Main Methods:

A comprehensive corpus of 4,145 peer-reviewed dung beetle articles was compiled.
Text-analysis tools, including topic modeling, were employed to assess literature changes.

Main Results:

Research is broadly categorized into agri/biological, ecological, and taxonomic topics.
'Ecosystem function' has surged in prevalence, particularly since 2000.
Topics like 'effect of veterinary chemicals' and 'nesting behavior' have declined.

Conclusions:

Dung beetle research is increasingly focused on ecosystem services, reflecting global trends.
Geographical research distribution is dominated by Europe and North America, with wider topic ranges in South America, Africa, and Australia.
Continued global research is essential for understanding dung beetle roles in changing landscapes.