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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. Dogs can lose their hearing from age or an ear infection.
Head Dog displaying aggressive body language; note upright head position, staring, clenched teeth, and upright ears pointing forward. The position and movement, or lack thereof, of a dog's head can indicate a variety of emotional states. If the head is stationary, the main identifying difference is whether the head is upright or lowered.
Neanderthal anatomy differed from modern humans in that they had a more robust build and distinctive morphological features, especially on the cranium, which gradually accumulated more derived aspects, particularly in certain isolated geographic regions. This robust build was an effective adaptation for Neanderthals, as they lived in the cold ...
The narwhal ( Monodon monoceros) is a species of toothed whale native to the Arctic. Being the only member of the genus Monodon, the narwhal is closely related to the beluga whale, and the two species can interbreed. Adults range in body-to-tail length from 3.0 to 5.5 m (9.8 to 18.0 ft) and weigh 800 to 1,600 kg (1,800 to 3,500 lb).
Brachycephaly as a trait in pets. In pets, brachycephaly describes a type of skull with a high cephalic index, such as in snub-nosed breeds of dog such as pugs, Shih Tzus, and bulldogs or cats such as the Persian, Exotic and Himalayan. The term is from Greek roots meaning 'short' and 'head'. [7] While being a cosmetically desirable trait of ...
Dogs yawn when they are tired (like humans) or under stress. [1] : 120–122. Dog communication is the transfer of information between dogs, as well as between dogs and humans. Behaviors associated with dog communication are categorized into visual and vocal. [citation needed] Visual communication includes mouth shape and head position, licking ...
Canidae. Canidae ( / ˈkænɪdiː /; [3] from Latin, canis, "dog") is a biological family of dog-like carnivorans, colloquially referred to as dogs, and constitutes a clade. A member of this family is also called a canid ( / ˈkeɪnɪd / ). [4] The family includes three subfamilies: the Caninae, and the extinct Borophaginae and Hesperocyoninae. [5]
The parts of the head are the nose, muzzle, stop, forehead or braincase, occiput (highest point of the skull at the back of the head), ears, eyes, eyebrows or brows, whiskers, flews (lips, which may hang down), and cheeks. Dog heads are of three basic shapes: Apple-headed refers to a dog's head that is round on top, not flat.