[header] How to become an ornithologist [title] Focus on life sciences in high school. [step] While it's not necessary to intensely focus on life science classes in high school, it can help you get a jump start on a career in ornithology. Start with classes like biology, as well as classes like anatomy and physiology. 
[substeps] Consider taking concurrent classes at a local college. That way, you can really get an idea of what the field is like before jumping in.