ENVIRONMENT

Lynx Identification: The Science Behind Protecting Wild Cats

Fri May 23 2025
The Eurasian lynx is a species that needs protection. It is listed in CITES Appendix II and is covered by the Bern Convention and the EU Habitats Directive. Yet, it is still often targeted by wildlife criminals. This makes it crucial to have reliable methods for identifying these animals. One approach is using molecular tools, specifically quantitative real-time PCR (qPCR). This method can determine and quantify DNA from lynx species. The Lynx Qplex system is one such tool. It can tell the difference between lynx species and other similar animals. It does this by looking at specific parts of their DNA. This system has been tested and shown to be both sensitive and specific. It can detect very small amounts of DNA and is accurate in identifying lynx species. Another tool is the Lynx STRplex system. This system uses six specific locations in the DNA to identify individual lynx. It has also been tested and shown to be reliable. Both systems follow guidelines for non-human DNA testing. They have been proven to work well even with degraded or limited biological samples. This is important because forensic cases often involve such samples. The development of these tools is not just about solving crimes. It is also about conservation. Accurate identification can help in tracking and protecting lynx populations. It can provide valuable data for conservation efforts. The sensitivity and specificity of these tools make them essential for both forensic investigations and conservation work. However, it is important to note that while these tools are advanced, they are not foolproof. They must be used by trained professionals. The results must be interpreted carefully. The goal is to support investigations and conservation efforts, not to replace human expertise. The development of these tools is an ongoing process. As technology advances, so will the methods for protecting and studying these magnificent animals.

questions

    What if the Lynx DNA was mixed with cat hair from a domestic cat—could the system still tell them apart?
    Is it possible that the high sensitivity of these systems is a cover for government surveillance on endangered species?
    How do the robustness tests for temperature variation translate to real-world conditions where samples may be degraded or contaminated?

actions