Dogs have braces. Veterinary dentists may install braces if the dog's teeth are so painful he can't close his mouth or eat. Dogs can't have cosmetic braces like humans. Dogs' lips mature faster than ours, therefore they don't need braces as long.
Unpopular belief: dogs aren't colorblind. Two cone cells yellow and blue compared to three in humans red, green, and blue. Psychology Today reports dogs have yellow-blue-grey colorblindness. Power Yellow and blue dog toys are highly visible. Dogs' vision impacts them. Our post explains dog vision.
Dogs don't have night vision, but their retinas have an extra layer of reflecting tissue that helps them see in dim light. The tapetum lucidum reflects flash photos. Does your dog's eyes light up in pictures? Tapetum lucidum luminesces. Cats outperform dogs in low light. Dogs and cats can't see at night.
Cold related canine infections are rare, which is fortunate. However, dogs can transmit cold viruses. Coughing, sneezing, congestion, runny nose, watery eyes, and sleepiness are common cold symptoms in dogs. If your dog has a cold, see a vet.
Mucus coats a dog's nose. This mucus layer helps our pets smell better by absorbing odours.dogs have 40x more scent receptors than humans! Dogs don't sweat, thus a wet nose regulates their air intake and body temperature.
Scratching, pawing, and bed-circling are instinctual. Your dog's wild predecessors did the same to leaves, dirt, and other natural materials to make sleeping spaces. Your dog's paw glands scent their scratching. This makes your dog feel at home.
Dogs dream! Your dog may be dreaming if they start twitching their paws while sleeping. Humans and dogs share brain wave patterns and sleep cycles, including REM sleep. Scientists believe animals dream in REM sleep by measuring brain activity.
Dogs can't scratch their tummies, thus they adore belly rubs! A soothing belly rub is a great way to bond with your pet. An enthusiastic belly rub also conveys trust. It shows that your dog trusts you to stroke their belly.
No matter how often you bring your dog up to the mirror, they cannot recognise their reflection. Some pups play with their reflections in mirrors, but most lose interest shortly.
Funny dog activities include licking people. Dogs instinctively equate licking with love because mother dogs clean and comfort their puppies. Your dog's lick is certainly a show of affection! Licking helps dogs taste and attract attention.