Turok 3: Shadow Of Oblivion cheats and cheat codes for Nintendo 64

Cheat Codes
At the main menu, choose the "Secrets" option. Enter the following 
cheat codes as passwords at the "Enter New Secret" screen. 
Then, choose the "Secrets" option and set each enabled cheat code.

Invincibility
Enter (Raven) (Salmon) (Eagle) (Bear) (Lizard) (Rabbit)

All weapons available
Enter (Owl) (Bear) (Owl) (Insect) (Hawk) (Owl)

Unlimited ammo
Enter (Salmon) (Elk) (Bull) (Snake) (Eagle) (Salmon)

Get all keys
Enter (Lizard) (Dragonfly) (Bull) (Bear) (Wolf) (Eagle)

Gouraud shaded graphics
Enter (Lizard) (Salmon) (Insect) (Salmon) (Wolf) (Dragonfly)

Gasping mode
Enter (Dragonfly) (Bull) (Rabbit) (Salmon) (Eagle) (Raven)

Pen and ink mode
Enter (Jaguar) (Horse) (Elk) (Fish) (Jaguar) (Hawk)

Mannequin mode
Enter (Snake) (Bull) (Snake) (Frog) (Bear) (Elk)

Tiny mode
Enter (Frog) (Frog) (Salmon) (Insect) (Wolf) (Cougar)

Stick man mode
Enter (Horse) (Eagle) (Snake) (Cougar) (Insect) (Salmon)

Big hands and feet
Enter (Lizard) (Lizard) (Dragonfly) (Horse) (Lizard) (Coyote)

Big head mode
Enter (Cougar) (Wolf) (Snake) (Rabbit) (Lizard) (Coyote)

Headless mode
Enter (Lizard) (Elk) (Eagle) (Owl) (Salmon) (Horse)

Full pause screen
Enter (Rabbit) (Owl) (Lizard) (Elk) (Salmon) (Rabbit)

Menu madness
Enter (Rabbit) (Owl) (Horse) (Insect) (Bear) (Bear)

View credits
Enter (Elk) (Elk) (Elk) (Elk) (Elk) (Elk)

Level 1
Enter (Frog) (Elk) (Horse) (Dragonfly) (Wolf) (Rabbit)

Level 2
Enter (Owl) (Owl) (Horse) (Elk) (Elk) (Elk)

Level 3
Enter (Owl) (Rabbit) (Bear) (Insect) (Frog) (Cougar)

Level 4
Enter (Bear) (Horse) (Raven) (Eagle) (Horse) (Coyote)

Level 5
Enter (Bear) (Dragonfly) (Horse) (Bear) (Frog) (Elk)