this video credited for : John Chan / naturepl.com / date of publishing : 8 Aug 2019

Two male southern Pacific rattlesnakes fighting in an exceedingly combat dance

Two male Southern Pacific rattlesnakes (Crotalus oreganus helleri) fighting throughout coupling season. This animal behaviour is thought as a “combat dance”.

and is employed to work out dominance and therefore the right to mate with a close-by female, Southern American state, USA, March.