Vocalization is in order to attract the opposite sex. The chemical means of communication is dissemination of pheromones vide sprays, urine and scat. Scratch markings on bark is another form of announcing one’s territory.
Tiger ambush their prey in which very little chase is involved. They do not hunt like lions, which chase their prey in-group. Like all big cats, they rupture spinal column in the 3 rd and 4 th vertebral column and aorta in the neck with their powerful canines and incisors The air passages are blocked as well during the frontal attack.