What trick can any horse do?

It's not really accurate to say there's one trick *any* horse can do. Horses are individuals with varying levels of training and natural abilities. However, there are some basic behaviors that most horses can learn with proper training and patience:

* Leading: This is the foundation of any horse training and involves the horse willingly following a human.

* Standing tied: This is a crucial safety skill and involves the horse calmly standing still while tied.

* Picking up their feet: This is important for hoof care and allows the horse to be cooperative for grooming and medical examinations.

* Yielding to pressure: This is a fundamental communication tool where the horse learns to respond to pressure, like a hand on their side, by moving away.

These are just a few examples. Remember, every horse learns at their own pace, and some might excel in specific skills while others might struggle with others. The best way to find out what a particular horse can do is to observe their behavior and work with them respectfully and patiently.