The Na'vi believe that Eywa acts to keep the ecosystem of Pandora in perfect equilibrium.

At a young age, Tsu'tey was chosen by Eytukan and Mo'at to become the future mate of their youngest daughter, Neytiri. Together, they were to succeed her parents as the leaders of the clan.

Jake and Neytiri fall in love as Jake grows to sympathize with the natives. After Jake is initiated into the tribe, he and Neytiri choose each other as mates.

A shard of wood sent flying by the explosions impales Eytukan, who is evacuating the Na'vi that are still inside Hometree from the flames. As he succumbs to his wounds, he gives Neytiri his bow and tells her to protect the people.

A Toruk Makto is a Na'vi who successfully rides a toruk (great leonopteryx), a species of airborne predator central to Na'vi lore and culture. There have only been five Toruk Maktos prior to Jake, and he uses the prestige of the position to unify the Na'vi against the RDA.

Samson 16, Rogue One or Maya is an Aerospatiale SA-2 Samson ship, piloted by Trudy and used mostly for science missions, as well as the escape from Hell's Gate. It is destroyed by Colonel Quaritch's Dragon Assault Ship during the Assault on the Tree of Souls, killing Trudy.

The timing could not have been better for Worthington who was living in his car at the time.

The director allegedly kept a nail-gun with him to nail cellphones that would ring during production above the exit sign. Yowza!

Each frame (1/24 of a second) of the CGI scenes in the movie took about 47 hours to render.

Cameron originally planned to have the film completed for release in 1999 but decided the technology needed to improve before he could get the special effects he wanted. After watching the CGI effects that produced Gollum in The Lord of the Rings: The Two Towers (2002), he knew the time had come.