December 15, 2022
Although humans are the most evolved creatures,
the animal kingdom should not be overlooked!
An animal's ability to smell depends on Olfactory Receptors (ORs )in their noses.
More receptors = better smell
The part of the brain devoted to the sense of smell is more prominent in some animals.
They have nearly 2,000 distinct genes dedicated to the sense of smell.
Sharks can detect a drop of blood in approximately 100 liters of water!
Thanks to their smell, they can find a dead animal up to 20 miles away.
Dogs are able to locate scents older than two week.
Snakes have two prongs on their tongues that attract odor molecules in the atmosphere
By means of their smell they can detect prey crawling under the ground.
They have the ability to detect dead animals from over a mile away.
Male moths sniff out female hormone particles in the air via their antennae.
Rats can be trained to sniff out landmines and hidden bombs in warzones.
Cows possess 1,100 more olfactory receptor genes than humans have