A crow’s problem-solving ability is much closer to a primate’s than most people realize.1. Tool use and spatial reasoningThe crow uses the stick as an external tool and adjusts its position to reach the food. That reflects spatial reasoning.2. Cognitive flexibilityWhen one approach fails, it changes strategy instead of repeating the same movement. That is a marker of cognitive flexibility.3. Cause and effectThe crow appears to understand that applying force in the right direction will move the f