The science of pet sounds.
Research-backed insights into what your pet's vocalizations actually mean — with real acoustic data.
What Does a High-Pitched Bark Mean? The Science Behind Pitch and Emotion in Dogs
A high-pitched bark usually signals excitement, fear, or appeasement — not aggression. Here's what the research says about pitch and what your dog's F₀ actually tells you.
Is Your Cat's Meow Normal? What Frequency, Duration, and Pitch Reveal
Most domestic cat meows fall between 400-600 Hz. Here's what rising vs falling pitch, short vs long duration, and changes in your cat's meow pattern actually mean.
Can You Tell If Your Dog Is Stressed by Their Bark? What HNR and Vocal Roughness Reveal
Vocal roughness — measured as Harmonics-to-Noise Ratio — drops when dogs are stressed. Here's how to detect it and what nonlinear phenomena in barks actually indicate.
How to Track Your Pet's Vocalizations Over Time (And Why Your Vet Will Thank You)
A single recording is a snapshot. A journal is a baseline. Here's why longitudinal vocal tracking matters and how to present acoustic data to your veterinarian.
Dog Bark Frequency by Breed: What's Normal for Your Dog?
Small dogs bark at 500-1200 Hz. Large dogs at 150-500 Hz. But individual variation matters more than breed averages. Here's how to find your dog's baseline.