The Art of Target Training — Unlocking the Potential of Brown Capuchin Monkeys
A practical, step-by-step look at how target training opens the door to voluntary medical behaviours, cognitive enrichment and lower-stress group management in brown capuchins.

Target training is one of the simplest and most rewarding tools in the keeper toolkit. With brown capuchins, who are intelligent, opinionated, and quick to find loopholes, it is also one of the most useful — both for the welfare of the group and the sanity of the team working with them.
Building the behaviour
The target is not the goal. The target is the language. Once the animal understands it, almost any cooperative behaviour becomes teachable.
Start with the target on the mesh and reinforce any contact at all — a brush of the cheek, a pinky finger, a curious tail. Build duration before precision.
Once the touch is reliable, introduce 'follow', then 'station', then short separations from the rest of the group. Each of these unlocks a whole class of voluntary husbandry behaviours.
Common pitfalls
- Sessions that run too long — capuchins disengage fast, and a frustrated session burns trust.
- Inconsistent cues between keepers — the same word, gesture, and reinforcement schedule across the team.
- Skipping the maintenance work once a behaviour looks "done" — the behaviour is only as strong as the last reinforced rep.
About Sanjoy Ghosh
Sanjoy Ghosh is a primate keeper and behaviour specialist working across South Asian collections, with a focus on training-led welfare programmes for New World monkeys.