In just a handful of years, cricket-killing parasitic flies have evolved hearing that’s more sensitive to their prey’s new, covert love songs, researchers report February 20 in Current Biology.

It was found that the variety of tree is a key factor to predict what damage a certain population will do "because 10 flies do not affect the different varieties in the same way." For example ...

Gardening magazine grew a range of popular varieties to see which would give us the best display ... the soil becomes disturbed. Narcissus flies lay their eggs between May and June; they are less able ...