How do hummingbirds defend themselves against larger birds such as hawks and crows?

Hummingbirds are known for their highly aggressive nature, particularly when defending their nesting or feeding territories. To protect these areas against much larger potential predators, such as hawks and crows, territorial hummingbirds will actively dive at them.12

This defensive behavior is supported by the hummingbird's exceptional flying prowess. Their unique wing structure, which connects to the body only at the shoulder joint, provides them with remarkable agility and the ability to perform rapid, precise maneuvers. These quick reflexes and high-speed flight capabilities allow them to effectively harass and deter larger birds that might otherwise pose a threat.31