If you get tickets, can you go on every single ride?

Nearly yes. Depends on your height for all of them. Some require 42 inches or taller. Some require under 36 inches or shorter

Everything except the Safari and feeding giraffes

Absolutely

Depends on your height but yes if you get the day pass.

Yes

Yes, you can go on all the rides that you meet the age and height requirement for. If you would like to avoid long wait times there are a variety of add on options that you can purchase that will allow you to bypass the regular lines. These are called Quick Queue, and can be purchased for one time access to to skip the line or for unlimited access to skip the line. Prices vary so check the website.

All rides are included (no additional charge rides) but height and body size requirements vary.