Analysis shows small hike in populations of insect-eating species after 2018 ruling, but full recovery may take decades Analysis shows small hike in populations of insect-eating species after 2018 ruling, but full recovery may take decades Insect-eating bird populations in France appear to be making a tentative recovery after a ban on bee-harming pesticides, according to the first study to examine how wildlife is returning in Europe . Neonicotinoids are the world’s most common class of