Non-invasive monitoring of adrenocortical activity in European badgers (Meles meles) and effects of sample collection and storage on faecal cortisol metabolite concentrations

1. Barja, I.
2. Escribano-Ávila, G.
3. Lara-Romero, C.
4. Virgós, E.
5. Benito, J.
6. Rafart, E.