First of all, no human can see what a dog sees — so it’s a little tricky to work out where this myth came from.
Dogs Are Colorblind — Debunked
This is because the canine retina contains two of the three photo receptor types required to see color.
Dogs Eat Grass When They Are Sick
Yes, it’s true that some dogs eat grass when they’re nauseous.
Dogs Eat Grass When They Are Sick — Debunked
So, don’t panic right away and assume something’s wrong if you see your dog is eating grass — they could just be feeling curious!
A Wagging Tail Means a Friendly Dog
Often, a wagging tail is the clearest sign of a happy dog.
A Wagging Tail Means a Friendly Dog — Debunked
A wagging tail can also be a sign of anxiety or aggression.
One Dog Year Equals 7 Human Years
Dogs do age faster than humans, but it is not necessarily true that every year is equal to seven for dogs. animal behavior manager at Operation Kindness.
One Dog Year Equals 7 Human Years — Debunked
Dogs age faster in their younger years, so a six-month-old dog is close to a teenage human in maturity and development.