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Differentiating wild from captive animals: an isotopic approach
Luiza Brasileiro1,2, Rodrigo Ribeiro Mayrink2,3, André Costa Pereira2
1Diretoria de Fiscalização Ambiental, Brasilia Ambiental, Brasília, DF, Brazil.
Peerj
|November 29, 2023
Summary
Stable isotope analysis (SIA) effectively distinguishes wild from captive animals and their products. This method offers a reliable tool for conservation efforts by verifying animal provenance, though careful consideration of methodology is advised.
Area of Science:
- Ecology and Evolutionary Biology
- Conservation Science
- Analytical Chemistry
Background:
- Wildlife farming is crucial for conservation but requires strict traceability to verify animal origin.
- Traditional methods for distinguishing wild from captive animals are often insufficient, necessitating advanced techniques.
- Stable isotope analysis (SIA) shows promise for accurately identifying animal provenance.
Conclusions:
- Stable isotope analysis is a robust tool for distinguishing wild from captive animals across diverse taxa and conditions.
- Proper application requires careful consideration of environmental factors, tissue types, and sample homogeneity.
- Further research is needed to expand SIA applications to understudied groups (e.g., amphibians), regions (e.g., Africa), and isotopes (e.g., δ2H, δ18O, δ34S).
Keywords:
AnimalBiodiversityCaptivityConservationFarmedFree-livingStable isotopesWildlifeWildlife farmingMore Related Videos
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