Do dogs know what kisses are?

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Tags

1. #share
2. #humans
3. #licking
4. #social
5. #means
6. #touching
7. #understanding
8. #gestures
9. #communicating
10. #against
11. #innate
12. #sense
13. #kisses
14. #include
15. #rubbing
16. #affection
17. #speak
18. #language
19. #different
20. #other