Animal Handling
Classic fifth-edition (2014) SRD 5.1 rules. The complete rules for this entry are reproduced below for use at the table.
Ability: WIS
When there is any question whether you can calm down a domesticated animal, keep a mount from getting spooked, or intuit an animal's intentions, the GM might call for a Wisdom (Animal Handling) check. You also make a Wisdom (Animal Handling) check to control your mount when you attempt a risky maneuver.