Received: 18 February 2021
Accepted: 19 May 2021
First Online: 5 June 2021
: The study protocol was approved by the ethical review committee of the University of Évora (Órgão Responsável pelo Bem-Estar dos Animais da Universidade de Évora, approval n° GD/32055/2018/P1), and complies with ARRIVE guidelines. All methods were carried out in accordance with relevant guidelines and regulations. Permission and written, informed consent was obtained from the Institution responsible for the animals (Guarda Nacional Republicana, Portuguese Gendarmerie).
: Not applicable.
: The authors declare that they have no competing interests.