IPA: //ˈfleɪmən//
KK: /flɛɪmən/
A behavior seen in some mammals, like horses and cats, where they open their mouth and curl their upper lip to better sense certain smells or pheromones.
The horse displayed flehmen after smelling the scent in the air.
Flehmen originates from the German word 'flehmen', which means to curl the upper lip. It describes a behavior observed in some animals, particularly when they are detecting scents.
Think of animals curling their lips to better sense their surroundings — that's what 'flehmen' refers to.