这20个狗狗冷知识,你知道多少 看完涨知识
Dog关于狗狗的冷知识 下
s are man's best friend, but there is so much more to them than their loyal and friendly nature. In this article, we will explore 20 lesser-known, fascinating facts about our furry canine companions.
1. A dog's sense of smell is about 1,000 times better than a human's. That's why they are often used to sniff out drugs, explosives, and even cancer.
2. The nose print of a dog is unique, just like a human fingerprint. This can be used to identify them in the same way.
3. Despite popular belief, dogs are not colorblind. However, their vision is not as vibrant as ours, and they see in shades of blues and yellows.
4. Dogs have a third eyelid, called a nictitating membrane, which helps keep their eyes moist and protect them from dust.
5. Speaking of eyes, dogs also have a reflective layer behind their retina called the tapetum lucidum, which helps them see in low-light conditions.
6. A dog's hearing is also exceptional, being able to hear sounds at four times the distance humans can.
7. Dogs can understand up to 250 words and gestures, and some breeds can learn up to 1,000.
8. A dog's average body temperature is higher than a human's, at around 101-10
2.5 degrees Fahrenheit.
9. Dogs sweat through their paw pads, which is why they don't get sweaty like humans do.
10 Dogs can sense when their owners are in distress, physically or emotionally, and will try to comfort them. 1
1. Popular dog breeds such as the pug, bulldog, and boxer are all descendants of the Mastiff-type dogs used for fighting in ancient Rome. 1
2. Dogs can get jealous, as studies have shown they will display jealous behavior when their owners interact with other dogs or people. 1
3. The smallest dog on record was a Yorkshire Terrier that weighed just 4 ounces. 1
4. The Basenji is the only breed of dog that doesn't bark, but they can still make other vocalizations such as yodels. 1
5. Dogs have been known to locate their owners from as far away as 11 miles, using their remarkable sense of smell. 1
6. On average, a dog's lifespan is between 10-13 years, with smaller breeds living longer than larger ones. 1
7. The highest-selling dog breed is the Labrador Retriever, followed by German Shepherds and Golden Retrievers. 1
8. A dog's primary way of communicating is through body language, using their ears, tails, and posture to convey their emotions. 1
9. Dogs can dream, just like humans do, and will sometimes even twitch or whimper in their sleep. 20. Lastly, dogs have been used in space exploration. Laika, a stray dog from the streets of Moscow, was the first living animal to orbit the Earth in 195
7. In conclusion, dogs are truly fascinating creatures with incredible abilities and quirks. So the next time you interact with a furry friend, remember how much they have to offer beyond just their cuddly nature.
狗狗的20个冷知识 票房最高的狗子电影是