2 of 2 results for "pheromone"
Student Article
What Do Mountain Rescue Search Dogs Actually Smell?
The article "What Do Mountain Rescue Search Dogs Actually Smell?" from BBC Science Focus explains how tracking dogs use their powerful sense of smell to locate individuals. With millions of olfactory receptors, these dogs can detect skin cells, sweat, body odor, and other particles, helping them find people even in large areas.
Video
The Desert Locust Finds New Feeding Grounds

In The Desert Locust Finds New Feeding Grounds, narrator Sir David Attenborough explains that desert locust eggs can hatch after being in the ground for 20 years. Learn how locusts find new feeding grounds by following the smell of sprouting grass, travel with the wind to find low pressure and rainfall, and use pheromones, or scent messages, to communicate with one another. This video is excerpted from BBC's Planet Earth, a breathtaking documentary series that highlights the natural wonders of our planet.