Received: 23 November 2018
Accepted: 27 May 2019
First Online: 17 July 2019
Ethics approval and consent to participate
: Ethical approval was not a prerequisite in the present study as the mentioned study areas are not privately owned or protected areas, as well as did not involve endangered or protected species. However, samples were transported to the laboratory very carefully to avoid transport-related damage.
: Not applicable
: The authors declare that they have no competing interests.