The word "sciurus" is actually a scientific term that refers to a genus, which is a way to classify a group of animals. In this case, "sciurus" is the scientific name for a type of squirrel.
In advanced discussions, "sciurus" might be used in a sentence like: - "Research on the behavior of sciurus species helps us understand their role in forest ecosystems."
While "sciurus" is a specific term, you might use the word "squirrel" in everyday conversation to refer to the same animals, but it won't have the same scientific precision.
Remember that "sciurus" is mainly used in scientific contexts, so it may not come up often in everyday conversation.