Dogs and humans have been hanging out together for quite a long time.

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So we feel pretty comfortable around one another.

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It’s almost like we know everything about each other. However, these 13 facts should give even the biggest of you canine fans a solid test of your doggy smarts:

#13. They’ve been working with us for what seems like forever.

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#12. They have reasons for their odd behaviors…

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#11. They can probably taste your last meal on you.

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#10. They dream of everyday work and play.

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#9. They seek us out in ways they don’t with other animals, including themselves.

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#8. They can do just about anything we do- even orthodontics.

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I mean, they can wear them. Though, if you know a dog who practices dentistry, please let me know.

#7. They see the world differently than we do.

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Yeah, dogs can’t see red or green. A lot of those cute Christmas toys you buy them are not nearly as cool as the tried-and-true tennis ball, which sticks out like a sore thumb when it lands in the grass.

Sources: 1, 2, 3

#6. They need poop protection.

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#5. Your love gets them high, man.

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#4. They love to learn and problem solve.

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#3. They need those rewards.

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#2. Lasers aren’t as funny to them as they might be to you.

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#1. Those eyes are supposed to melt your soul.

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How many did you know? Any surprises?

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