Dogs are truly amazing creatures! Here are a few anatomy and health facts about our four-legged friends that might surprise you:
Sweat glands in dogs are between their paw pads.
Dogs are left or right ‘handed,’ just as humans are.
A dog’s normal body temperature is between 100.5 to 102.5 degrees Fahrenheit.
Dogs trained to guide the blind cannot tell a red light from a green one. They watch the traffic flow to tell when it is safe to cross.
One of the top canine health problems in the U.S. is overweight dogs.
Dogs instinctively turn around before they lay down because in the wild this action turns long grass into a bed.
The gestation period in a pregnant female dog is normally between 61 and 63 days, but can vary between 58 and 68 days.
Dogs have twice as many muscles for moving their ears as humans.
Puppies have 28 teeth, while adult dogs have 42 permanent teeth.
A dog’s heart beats 70 to 120 times per minute, while a human heart beats 70 to 80 times per minute.
The hearing range of a dog is ten times farther than a human’s hearing range.
Dogs share nearly 90% of the same genetic content that humans do and they inherit many of the same diseases.
Dogs do not have an appendix or a collarbone.
A dog’s nose has over 200 scent receiving cells, 44 times more than humans.
Dogs don’t see the colors that humans do but instead see muted colors and many shades of gray.
Most dogs are lactose intolerant.
The Bloodhound is the only animal whose (sniffing) evidence is admissible in an American Court of Law.
A dog’s nose is kept moist by fluid from a gland inside his nose. This moisture helps them detect odors.
Dogs and humans are the only animals with prostates.
The average dog’s mouth exerts 150 to 180 pounds of pressure per square inch. Some dogs can apply up to 450 pounds. In comparison, a six-foot alligator exerts a force of about 1,540 pounds between its jaws. (Hint: Don’t let your dog chase alligators!)