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Anesthetic procedures were part of a larger field project aimed at controlling the capybara population in a human-modified landscape of S\u00e3o Paulo, Brazil, and were conducted with approval from the \u201cDepartamento de Fauna, Secretaria do Meio Ambiente\u201d (DeFau\/SMA protocol No. 3618523). Therefore, this study adheres to two of the 3 Rs principles that guide global legislation on the use of animals in experiments: Reduction (since no animal was anesthetized solely for research purposes) and Refinement (as analyzing physiological data during anesthesia helps identify potential physiological derangements requiring attention).","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics statement"}},{"value":"Not applicable.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent to participate"}},{"value":"Not applicable.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent to publish"}},{"value":"The authors declare no competing interests.","order":5,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}],"article-number":"16"}}