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Pheromones In Animals
Pheromones Pheromones are invisible chemical signals between members of the same species. This is probably the most common mode of communication in the animal kingdom. The discovery of pheromones We meet references to the existence of pheromones from very ancient times. The ancient Greeks were familiar with the invisible signals that dogs emit during estrus and that males feel. They knew that if the female's secretions were placed on a towel, the male would follow the towel. It's not the sound the females made, it's the smell. The problem is that the number of pheromones is very small, and most people are not able to smell such signals between animals. Only in the 1950s, after twenty years of work by a group of chemists led by Adolf Butenandt, who received the Nobel Prize for his work on human molecules - steroids, was a paper published with the chemical definition of the first pheromone. It was bombykol, the female sex pheromone of the silkworm. How Pheromone...
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