19 Chihuahua Facts So Interesting You’ll Say, “OMG!”

Chihuahuas are animals that love to be seen but sometimes they avoid that tendency and burrow themselves into blankets. In fact, all dogs are considered to be “denning” animals, which means it is their natural instinct to hide, sleep, and relax in small spaces that feel safe.

Yes, dogs can see in the dark, but not in the way that you could see if you used night vision goggles. More studies are needed as there is still much to learn about how a dog “sees” and interprets the world around them.

"The most common food allergens in dogs are proteins..." The most common food allergens in dogs are proteins, especially those from dairy, beef, chicken, chicken eggs, soy, or wheat gluten. Each time a pet eats food containing these substances, the antibodies react with the antigens, and symptoms occur.