That's absolutely correct! Taxonomists are the scientists who study and classify organisms. A major part of their work involves understanding evolutionary relationships between different species.

Here's how they do it:

* Observing physical characteristics: Taxonomists compare the physical traits of organisms, like their anatomy, morphology, and physiology. These similarities and differences can point towards common ancestry.

* Analyzing genetic data: Modern taxonomists use genetic data, such as DNA sequences, to understand the evolutionary relationships between organisms. These genetic similarities and differences provide a powerful tool for understanding evolutionary history.

* Studying fossils: Fossils provide a direct window into the past, allowing taxonomists to trace the evolution of organisms over time.

Through these methods, taxonomists build phylogenetic trees, which are diagrams that depict the evolutionary relationships between organisms. These trees show how different species are related to each other and how they evolved over time.

So, yes, understanding evolutionary relationships is a key part of what taxonomists do!