Cover Letter Dear Editor-in-Chief, Please find enclosed our manuscript, “[manuscript title]” by [first author’s name] et al., which we would like to submit for publication in Scientific Papers Animal Science and Biotechnologies Journal. We confirm that: □ This manuscript is original and has not been published elsewhere and is not under consideration by another journal, □ All authors have approved the manuscript and agree with its submission to Scientific Papers Animal Science and Biotechnologies Journal, □ Any experimental work must have been conducted in accordance with relevant national legislation on the use of animals for research, □ Experiments using animals comply with all relevant institutional and national animal welfare laws, guidelines and policies, as should the care and use of experimental animals. Details of the principal/corresponding author: Name Affiliation Address Tel: E-mail: Signature: Date: