The most highly developed sense in dogs is their sense of smell. Dogs have a remarkable olfactory system, allowing them to detect scents with great sensitivity and precision, surpassing human capabilities by a wide margin.
Dogs have an extremely well-developed sense of smell, which is often considered to be their most highly developed sense. Dogs have up to 300 million olfactory receptors in their noses, compared to around 6 million in humans.
The most highly developed sense of dogs is their sense of smell. Dogs are capable of detecting scents at concentrations as low as one part per trillion. This highly developed sense of smell allows dogs to track scents and detect odors that humans cannot.