In a new study in PNAS, a research team at the Max Planck Institute for Chemical Ecology in Jena, Germany, shows that both catnip and pea aphids produce the substance nepetalactone, even though the plant and the insect evolved the biosynthesis of this iridoid independently.
Click here for original story, Catnip and pea aphids came up with different ways to make the same molecule
Source: Phys.org