Supplementary video files for Ritualistic male-male combat of the northern king cobra (Ophiophagus hannah) in Thailand

Supplementary video files in support of the publication: Bontrager et al. Ritualistic male-male combat of the northern king cobra (Ophiophagus hannah) in Thailand We provide video evidence of 2 combat events between northern king cobras (Ophiophagus hannah) in Thailand, separated into Observation 1 and Observation 2. This includes 9 videos of Observation 1 which occurred on Sunday 24th March 2019 at 1400-1430 h at the Ban Krang campsite of Kaeng Krachan National Park, Petchaburi Province, Thailand. We also include 2 videos of Observation 2 which occurred on Saturday 30th March 2019 at 0830 h in the transitional zone of the Sakaerat Biosphere Reserve, Nakhon Ratchasima Province, Thailand. Data for our third, indirect observation can be found at the Zenodo repository DOI: https://doi.org/10.5281/zenodo.5148436.