How to Say "simian" in Spanish
The Spanish word for “simian” is “simio” — B1 level.

Examples
El gorila es el simio más grande del mundo.
The gorilla is the largest ape in the world.
Los científicos observaron cómo el simio usaba una herramienta.
The scientists observed how the ape used a tool.
En la película, los simios toman el control del planeta.
In the movie, the apes take control of the planet.
Always Masculine
Even if you are talking about a female ape, the word 'simio' stays masculine. To specify gender, you say 'el simio hembra' (the female ape) or 'el simio macho' (the male ape).
Simple Plurals
Just add an 's' to make it plural: 'los simios'. No accent changes are needed.
Simio vs. Mono
Mistake: “Using 'simio' for a small pet monkey.”
Correction: Use 'mono' for everyday monkeys. 'Simio' is better for large, tail-less primates like orangutans or in a science book.
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