There are a lot of classic studies on anoles. Some of the most groundbreaking started from a simple observation and someone’s curiosity.
Judy Stamps seems to have had lots of these “huh…” moments. Her studies on anole behavior are extensive, and there are many classics to pick from.
Here’s an excerpt from Chapter 8 in the non-fiction graphic novel Understanding Animal Behaviour. It shows how important observation is for science and how scientists go about testing ideas—or hypotheses—that might explain what they see in the natural world.
If you want more stories of animal behavior and how scientists study it, the book Understanding Animal Behaviour is available as a free download. Read it cover-to-cover or pick chapters as standalone volumes on topics you’re most interested in.