Often uses two sheets of paper to make the process easier for small hands.

Uses a basic bird base and simple reverse folds for the long neck.

Many professional folders and educational organizations offer free digital diagrams to help you get started.

Provides a Dino Origami Instructions PDF which is excellent for group activities or classroom settings.

They provide a fantastic T. rex Origami Guide that includes free downloadable patterned paper to give your dinosaur realistic eyes and feet.

For those looking for historical or out-of-print books, you can legally borrow or download titles like John Montroll's Prehistoric Origami which contains dozens of different species.