Table of Contents

Sense Of Smell

Olfaction, or as it is more commonly known, the sense of smell, is very important for species survival, including reproduction and food selection.

Oldest Sense

The combined chemical sense of taste and smell is possibly the oldest of the senses and the most universally employed. 1).

Dogs' astonishing sense of smell

Dogs' sense of smell is 10,000 to 100,000 times more acute than that of humans. 2).

1) Smell with inspiration: The evolutionary significance of olfaction
2) Dogs' Dazzling Sense of Smell