Tài liệu tham khảo WikiPedia: Cá_dữ http://www.aquaticcommunity.com/predatory/ http://www.washingtonpost.com/national/experts-cit... //pubmed.ncbi.nlm.nih.gov/12748640 //doi.org/10.1038%2Fnature01610 //doi.org/10.1890%2F01-5341 //doi.org/10.2307%2F1936149 //www.jstor.org/stable/1936149 http://news.bbc.co.uk/1/hi/world/americas/2145741.... https://researchonline.jcu.edu.au/1464/1/Russ_and_...
