Facts You Didn't Know About a Dog's Ears

They can be big and they can be small. They can be high and they can be low - they come in many shapes and sizes! Ears have an important role in a dog's life, and they help our pets to function better. Let's find out more about a dog's ears!

The longest dogs' ears

A Bloodhound named Tigger from St. Joseph, Ill., whose right and left ears measured 13.75 and 13.5 inches respectively, holds the title for longest ears, according to the Guinness Book of World Records. That length has a purpose: to help the direct scent to the Bloodhound’s sensitive sniffer.

The shape of the dog's ear canal

A dog’s ear canal is L-shaped: vertical toward the jaw, then taking a 45° turn horizontally toward the eardrum. This makes examination challenging and predisposes dogs to a variety of ear ailments, including parasites and yeast infections.

A hearing aid for dogs

University of Cincinnati researcher Pete Scheifele, also the director of UC’s Bioacoustics and Canine Audiology Clinic, is developing a hearing aid that will help dogs with acquired hearing loss.

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Dogs can hear a high-frequency pulse

Even during the quiet hours of the night, the world is a noisy place for dogs, who can hear the high-frequency pulse of the crystal resonator used in digital alarm clocks and bodily vibrations of termites in the walls.

Dog's ears determine a dog's level of attention

A dog’s level of attention can be determined by watching her ears. Erect ears facing forward indicate that she’s engaged, and slightly pulled-back ears signal that she’s feeling friendly; ears laid tightly back against the head suggest a fearful or timid reaction.

Source: The Bark.com

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