Before we start the special assignment, let's collect the data into a single table.

We'll start with the skeletal section data, shown at left. Run your mouse over the icons on the cladogram for a text definition.

Move forward when you're ready to start.

Here's the table we'll use to organize our data.

Each column of the table will contain the features that first appeared in a particular group of organisms.

Move forward to start filling in the table.

 

The skeletal features we mapped on the cladogram are now in the table.

Run your mouse over any of the icons for a text definition.

Move forward to continue filling in the table.

Now we'll add the data on feather types.

Run your mouse over any of the icons for a text definition.

Move forward to continue filling in the table.

The feather types we mapped on the cladogram are now in the table.

Run your mouse over any of the icons for a text definition.

Move forward to continue filling in the table.

That's it, the table is complete!

Now it's time to begin the special assignment.

Now we'll add the form and function data.

We've already filled the shoulder and wrist data into the table. Move forward to add the remaining feature, relative arm length, to the table.