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Dogs have ear mobility that allows them to rapidly pinpoint the exact location of a sound. Eighteen or more muscles can tilt, rotate, raise, or lower a dog's ear. A dog can identify a sound's location much faster than a human can, as well as hear sounds at four times the distance. [41] Dogs can lose their hearing from age or an ear infection. [42]
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It deals with the structure, organs and tissues of the dog. The fifth edition was published in 2020. The fifth edition was published in 2020. Malcolm E. Miller began work on the first edition of the textbook in 1946, having completed a thesis in 1940 entitled "The Dissection and Study of the Trunk of the Dog". [ 1 ]
English: Skeleton of a dog: A – Cervical or Neck Bones (7 in number).B – Dorsal or Thoracic Bones (13 in number, each bearing a rib).C – Lumbar Bones (7 in number).D – Sacral Bones (3 in number).
Baculum of a dog's penis; the arrow shows the urethral sulcus, which is the groove in which the urethra lies. Fossil baculum of a bear from the Miocene. The baculum (pl.: bacula), also known as the penis bone, penile bone, os penis, os genitale, [1] or os priapi, [2] is a bone in the penis of many placental mammals.
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The prostate is the only accessory gland that occurs in male dogs. [65] Dogs can produce in one hour as much prostatic fluid as a human can in a day. They excrete this fluid along with their urine to mark their territory. [66] Additionally, dogs are the only species apart from humans seen to have a significant incidence of prostate cancer. [67]