Which are some of the photos that bring a smile to your face?

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And this girl played a song for her chickens.

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 And a boy played a song for a cat.

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 photographer met a fox.

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An audition for black cats was held.

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This dog carried a present.

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A sloth gave this little girl a hug.

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 This butterfly found a landing spot!!

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A father designs a headstone for his wheelchair-bound son depicting him "free of his earthly burdens."

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This mother cat walked through fire 5 times to save her kittens from a building fire in Brooklyn, NY.

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Jonas Salk chose not to patent his 1955 polio vaccine, making it more affordable for the millions of people who needed it.

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 "I ran out of gas and this officer pulled out and asked if everything was alright. After explaining he went and bought some gas and then poured it in. When I offered money, he smiled and said, "Have a nice day..." before getting back in his car and driving off."

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