TY - JOUR T1 - From a boat and from the air: size and composition of humpback whale groups estimated by onboard observers and drone videos JO - Ocean and Coastal Research A1 - Miranda, Anabela A1 - Foucart, Thomas A1 - Lima, Alice A1 - Ramos, Kalyane A1 - Pendu, Yvonnick Le SN - 2675-2824 UL - 10.1590/2675-2824073.25041 VL - 73 Y1 - 2025 PB - Brasil ER -