Woutergroen [Public domain] via Wikimedia CommonsAnimals’ survival depends on their ability to gather information about their environment, process and evaluate that information, and then modify their behavior in response. In the vertebrate brain, the amygdala has a key role in evaluating sensory information. Scientists led by Silke Sachse (Max Planck Institute for Chemical Ecology, Jena, Germany) recently reported that a structure called the lateral horn might have a similar role in the insect brain.