MSD Manual

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MSD Manual
Veterinary Manual
The trusted provider of veterinary information since 1955

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VETERINARY PET
Brachygnathism (parrot mouth), stallion
brachygnathism-parrot-mouth-stallion-roberts-sized
Brachygnathism (parrot mouth), stallion

    Brachygnathism (parrot mouth) is evident in this photograph of a stallion. The marked overbite is the result of the mandible and maxilla being unequal lengths.

Courtesy of Dr. Lisa Pearson.

In these topics
Congenital and Inherited Anomalies of the Mouth in Animals

Merck & Co., Inc., Rahway, NJ, USA (known as MSD outside of the US and Canada) is dedicated to using leading-edge science to save and improve lives around the world.  The Veterinary Manual was first published in 1955 as a service to the community.  The legacy of this great resource continues in the online and mobile app versions today.

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