Evidence map›Paper›PMID 27812506›Full record

ArticleInternational journal for parasitology. Parasites and wildlife2016

Host body size and the diversity of tick assemblages on Neotropical vertebrates.

Helen J Esser, Janet E Foley, Frans Bongers, Edward Allen Herre, Matthew J Miller, Herbert H T Prins, Patrick A Jansen

Abstract read
In one paragraph

Article in International journal for parasitology. Parasites and wildlife, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed.

  1. Drivers of tick community structure in a rhinoceros meta-population in Kenya.International journal for parasitology. Parasites and wildlife · 2026
    Article
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  5. Review
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  7. A snapshot of climate drivers and temporal variation ofInternational journal for parasitology. Parasites and wildlife · 2023
    Article
  8. Spillover and spillback risks of ectoparasites by an invasive squirrelInternational journal for parasitology. Parasites and wildlife · 2022
    Article
  9. Article
  10. Ticks infesting humans in Central America: A review of their relevance in public health.Current research in parasitology & vector-borne diseases · 2022
    Review
  11. Article
  12. Article
  13. Article
  14. Article
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  20. Wild pigs as sentinels for hard ticks: A case study from south-central Florida.International journal for parasitology. Parasites and wildlife · 2018
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Helen J EsserDepartment of Environmental Sciences, Wageningen University & Research, PO Box 47, 6700 AA Wageningen, The Netherlands; Smithsonian Tropical Research Institute, Apartado Postal 0843-03092, Panamá, Panama.
Janet E FoleyDepartment of Medicine and Epidemiology, School of Veterinary Medicine, University of California Davis, Davis, CA 95616, USA.
Frans BongersDepartment of Environmental Sciences, Wageningen University & Research, PO Box 47, 6700 AA Wageningen, The Netherlands.
Edward Allen HerreSmithsonian Tropical Research Institute, Apartado Postal 0843-03092, Panamá, Panama.
Matthew J MillerSmithsonian Tropical Research Institute, Apartado Postal 0843-03092, Panamá, Panama; Sam Noble Oklahoma Museum of Natural History and Department of Biology, University of Oklahoma, Norman, OK 73072-7029, USA.
Herbert H T PrinsDepartment of Environmental Sciences, Wageningen University & Research, PO Box 47, 6700 AA Wageningen, The Netherlands.
Patrick A JansenDepartment of Environmental Sciences, Wageningen University & Research, PO Box 47, 6700 AA Wageningen, The Netherlands; Smithsonian Tropical Research Institute, Apartado Postal 0843-03092, Panamá, Panama.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Identifying the factors that influence the species diversity and distribution of ticks (Acari: Ixodida) across vertebrate host taxa is of fundamental ecological and medical importance. Host body size is considered one of the most important determinants of tick abundance, with larger hosts having higher tick burdens. The species diversity of tick assemblages should also be greater on larger-bodied host species, but empirical studies testing this hypothesis are lacking. Here, we evaluate this relationship using a comparative dataset of feeding associations from Panama between 45 tick species and 171 host species that range in body size by three orders of magnitude. We found that tick species diversity increased with host body size for adult ticks but not for immature ticks. We also found that closely related host species tended to have similar tick species diversity, but correcting for host phylogeny did not alter the relationships between host body size and tick species diversity. The distribution of tick species was highly aggregated, with approximately 20% of the host species harboring 80% of all tick species, following the Pareto principle or 20/80 Rule. Thus, the aggregated pattern commonly observed for tick burdens and disease transmission also holds for patterns of tick species richness. Our finding that the adult ticks in this system preferentially parasitize large-bodied host species suggests that the ongoing anthropogenic loss of large-bodied vertebrates is likely to result in host-tick coextinction events, even when immature stages feed opportunistically. As parasites play critical roles in ecological and evolutionary processes, such losses may profoundly affect ecosystem functioning and services.

Indexed as

20/80 RulePanamaParasite faunaPareto principleProportional similaritySpecies richness

Identifiers

PMID27812506
PMCPMC5078680

What OpenQuestion holds

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LicenceCC BY-NC-ND
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.