“Observations on the breeding biology of the Luzon flameback Chrysocolaptes haematribon (Wagler 1827) (Piciformes: Picidae) with notes on active nest defence against dollarbird Eurystomus orientalis (Linnaeus 1766) (Coraciiformes: Coraciidae)” (2024) Natural History Sciences [Preprint]. doi:10.4081/nhs.2024.748.