Cadillacs And Dinosaurs

Level select:
Pause game play, then press C, Up, B, Right, Up, B(2), A, Down, Up, B(2), A, Down, Up, B.
Press A + B + C + Start and return to the main menu.
Press Left or Right to select a starting level.

Extra life:
Pause game play, then press C, A, Down, A, Left(2), A, C.
A sound will confirm correct code entry.

Extra time:
Pause game play, then press A, C, A, Down.
A sound will confirm correct code entry.

Easy mode:
Pause game play, then press C, A, Right, B.
A sound will confirm correct code entry.

Poacher yell:
Note: This code requires a six button controller.
Pause game play, then press C, A, Down.
Then, press Mode during game play to yell.