Dogs are descended from wolves, which are pack animals. This means that dogs have a natural instinct to live in groups with a hierarchy.
Dogs are not completely colorblind, but they do see colors differently than humans. Dogs have two types of cones in their eyes, while humans have three.
This myth is not entirely true. Dogs do age faster than humans, but the rate at which they age varies depending on the breed of dog.
It is generally best to wake a sleeping dog carefully. If you suddenly wake a dog up, it may be startled and react aggressively.
Dogs do not sweat through their tongues. Dogs sweat through their paw pads and through the skin on their belly. When dogs pant, they are trying to cool themselves down by evaporating saliva from their tongues.
Dogs can be dirty, but they are not inherently dirty animals. Dogs get dirty by playing outside, rolling in the mud, and chasing after squirrels. However, dogs can be kept clean by bathing them regularly and brushing their coats.
Dogs are known for their loyalty and companionship. Dogs are social animals and they crave companionship from their owners. Dogs can provide their owners with love, support, and companionship.