Why cockroach traps fail: Newborns learn their colony’s smell from feces

The discovery may also help explain why conventional traps and insecticidal baits can sometimes have trouble controlling infestations.why cockroach traps fail, how German cockroaches find their colony, how cockroach pheromones work, why cockroaches gather in groups, newborn cockroaches learn colony smell, cockroach feces used to identify colony members, using pheromones to control cockroach infestationsCockroaches may be among the least welcome visitors to houses, restaurants and hospitals, but their survival skills are surprisingly sophisticated. In new research, scientists say German cockroaches don’t only like to huddle in dark, warm places: newborns seem to learn the signature smell of their colony soon after they are born and use chemical cues in feces to find out where they belong. A