Call and be counted! Can we reliably estimate the number of callers in the indri's (Indri indri) song?

by Valeria Torti, Daria Valente, Chiara De Gregorio, Carlo Comazzi, Longondraza Miaretsoa, Jonah Ratsimbazafy, Cristina Giacoma, Marco Gamba
Published 2018-01-01