Rare allergic reaction: Antoinette Webb suffered a severe, rare reaction after handling a six-spotted tiger beetle at Fort Knox State Park. Life-saving response: Staff administered Benadryl, stayed ...

Tiger beetles generate "anti bat-sonar" to prevent echolocating bats from eating them, scientists say. An experiment suggests the beetles mimic sounds created by poisonous insects that bats avoid.

When night falls, a high-stakes acrobatic drama takes the stage, a swirl of bats hunting insects, trying to outmaneuver each other in aerial pursuit and escape. Science reporter Ari Daniel has the ...