Cryptic differentiation in the Manx Shearwater hinders the identification of a new endemic subspecies

This study was partially funded by the Canary Islands’ Ornithology and Natural History Group (GOHNIC). JCI was funded by the Spanish Ministry of Science, Innovation and Universities (PGC2018-097575-B-I00) and by a GRUPIN research grant from the Regional Government of Asturias (IDI/2018/000151)