Categories Articles It’s not just your pet: Human ears ‘perk up’ when hearing unexpected sounds Post author By crystalg Post date July 12, 2020 Study Finds Tags 'Up', ears, Hearing, Human, It's, Just, perk, Sounds, Unexpected ← US Navy sailors are being treated for injuries after ship catches fire at San Diego Naval Base → 11 People Injured After Explosion on a Naval Ship at San Diego Base