People often say that dogs have a magical sixth sense
Can see "unclean" things that humans cannot see
The
The dogs who have raised dogs at home should have had similar experiences
suddenly barking towards empty places
So does it really see something strange?
1. The hearing of dogs is beyond imagination
The hearing of dogs is very strong
far exceeds that of humans
The hearing range of humans
is between 16 Hz and 20,000 Hz
, and the hearing range of dogs
is between 15 Hz and 50,000 In addition, dogs can also help them catch sounds with movable auricles. Dogs can adjust the auricles according to the direction of the sound source to collect sounds more effectively. This gives dogs an advantage in positioning the sound source direction and hearing sounds farther away. Dogs have an unheard magical sense of smell, and there are about 200 million olfactory receptor cells in the nose of a dog, while humans have only about 5,000. Ten thousand
This allows dogs to smell lower concentrations, and also the olfactory area of dogs also accounts for a larger proportion of the brain. This helps them process olfactory information more effectively. The strong olfactory ability of dogs allows them to smell odors that we cannot smell, such as viruses, bacteria, diseases, drugs, etc., such as German Shepherds and Belgian Malinoloys, have better olfactory abilities. Shadows and other "living creatures" that stimulate dogs' curiosity and fear, dogs' ancestors need to be alert at all times to prevent other animals from threatening them. This instinct remains in modern domestic dogs, making them very sensitive to dynamic objects in their surroundings. Dogs have strong curiosity when they see shadows or other animals. 1}There may be a desire to understand what these things are so that they can get their attention. Dogs have the instinct to protect their territory. When other animals approach their territory, dogs may feel uneasy and try to drive out the invaders. Shadows and other living creatures. Dogs may not understand their origin and nature and thus feel uneasy. Uneasy in the dark, visual challenges for dogs
Dogs are relatively limited in visual abilities in dark environments, which may cause their perception of their surroundings to become less secure, thus creating a sense of insecurity, in the darkness, in dogs may be more difficult to predict and deal with emergencies, such as sudden animals or sounds, which may cause fear and tension in dogs, in addition, dogs usually rely on their owners to provide a sense of security, in the dark environment, dogs may feel their owners farther away from them, and thus feel uneasy. Boredom and anxiety, dogs' emotional catharsis, dogs need sufficient exercise and mental stimulation to stay healthy, when they are bored for a long time, they may release the accumulated energy by barking, barking, or barking, or they may try to attract the attention of their owners, by barking, and other dogs, when they are bored or anxious, they may try to express their needs by barking, 6. Health issues, dog barking warning, dog barking warning, when dogs are unhealthy, they may keep barking, and they may keep barking, and the following are some health problems that may cause dogs to bark:
Pain
Dogs may bark due to pain, such as arthritis, muscle strains, or problems with internal organs
Alzheimer's disease
As age, some dogs may experience symptoms of cognitive degradation, which may cause them to bark without obvious reasons
Ears
Dogs have very sensitive ears
Ears, ear mites, or other ear problems
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{1 Eye problems with dogs, such as cataracts, keratitis, etc., may cause their vision to decrease, make them more likely to feel uneasy, and then bark, and all the factors mentioned above are likely to be the reason why dogs bark when dogs bark towards an open place, usually because they react to something perceived, rather than seeing something "not clean"