Paul, M. and Sultana, A. 2021. Diurnal Activity Budget of Some Notable Butterfly (Insecta: Lepidoptera) Species of Selected Familiein Delhi, India: A Comparative Study. Indian Forester. 147, 10 (Oct. 2021), 1000–1005. DOI:https://doi.org/10.36808/if/2021/v147i10/156785.