They croak at each other, knock heads and make their inaudible gurgling sound, as they will each other to dare to stay.
One is from the Territory on which the confrontation takes place.
One is from a neighbouring Territory.
The visitor is the crocodile who will ultimately retreat.
This video was taken in May, on our Litchfield Day Tour, which includes our Private Group Crocodile Cruise on the Adelaide River.
Skipper Pat shares his extensive knowledge of this Native animal in its wild habitat.
He finds the action, as we cruise along the river, and stops to give his commentary of events, describing the animals characteristic behaviour, history and lifestyle.
This informative Tour gives a unique insight into one of the Northern Territories wildest animals and how they create and sustain their habitat on this vast, flowing waterway.
Our Litchfield Day Tour departs Wednesdays, Fridays and Sundays, throughout the Dry Season, from March 1st to October 31st.