4. A detail of Canis lupus familiaris. The peach-colored shape located where the brain meets the sinuses is the olfactory bulb

A detail of Canis lupus familiaris. The peach-colored shape located where the brain meets the sinuses is the olfactory bulb. This structure is forty times bigger in dogs than in us and enables dogs to sense smell to a degree one hundred thousand to one million times greater than human