Evidence map›Paper›PMID 31627409›Full record

ReviewAnimals : an open access journal from MDPI2019

Given the Cold Shoulder: A Review of the Scientific Literature for Evidence of Reptile Sentience.

Helen Lambert, Gemma Carder, Neil D'Cruze

Abstract readReview
In one paragraph

Review in Animals : an open access journal from MDPI, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing 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

26 citing papers in PubMed.

  1. Article
  2. Evidence of mood states in reptiles.Animal cognition · 2025
    Article
  3. Review
  4. Review
  5. Behaviours of farmed saltwater crocodiles (Frontiers in veterinary science · 2024
    Article
  6. Review
  7. Mitigating Human Impacts on Wild Animal Welfare.Animals : an open access journal from MDPI · 2023
    Article
  8. Entomology beyond research and education: 2022 student debates.Journal of insect science (Online) · 2023
    Article
  9. The Effect of Enrichment on Leopard Geckos (Animals : an open access journal from MDPI · 2023
    Article
  10. Article
  11. Article
  12. Review
  13. Article
  14. Article
  15. Article
  16. Article
  17. Pet Reptiles-Are We Meeting Their Needs?Animals : an open access journal from MDPI · 2021
    Article
  18. Article
  19. Article
  20. 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

3 authors.

Helen LambertAnimal Welfare Consultancy, 11 Orleigh Cross, Newton Abbot, Devon TQ12 2FX, UK. lambert.helen@outlook.com.
Gemma CarderBrooke, 2nd Floor, The Hallmark Building, 52-56 Leadenhall Street, London, EC3M 5JE, UK. gemmacarder@yahoo.co.uk.
Neil D'CruzeWorld Animal Protection, 5th Floor, 222 Gray's Inn Rd, London WC1X 8HB, UK. NeilDCruze@worldanimalprotection.org.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We searched a selection of the scientific literature to document evidence for, and explorations into reptile sentience. The intention of this review was to highlight; (1) to what extent reptile capability for emotions have been documented in the scientific literature; (2) to discuss the implications this evidence has for the trade in reptiles; and (3) to outline what future research is needed to maximise their captive welfare needs. We used 168 keywords associated with sentience, to search through four journal databases and one open-access journal. We recorded studies that explored sentience in reptiles and those that recognised reptile sentience in their experiments. We found that reptiles were assumed to be capable of the following emotions and states; anxiety, distress, excitement, fear, frustration, pain, stress, and suffering, in 37 articles. We also found four articles that explored and found evidence for the capacity of reptiles to feel pleasure, emotion, and anxiety. These findings show that reptiles are considered to be capable of experiencing a range of emotions and states. This has implications for how reptiles are treated in captivity, as a better understanding could help to inform a range of different operational initiatives aimed at reducing negative animal welfare impacts, including improved husbandry and consumer behaviour change programmes.

Indexed as

animal welfarecognitionemotionexotic pet tradelizardreptilesentiencesnaketortoiseturtle

Identifiers

PMID31627409
PMCPMC6827095

What OpenQuestion holds

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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.