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Toilet Paper Tube Owls--the site I have linked is not the original site that this was taken from, but seeing that the original pinner failed to provide a proper link, this was the closest google search result (HUGE pet peeve of mine: not properly linking pins!).
Toilet paper tube craft butterflies and bees
Birdhouses/Fairy houses - cute craft for kids - paint a toilet paper roll and cut out a window. Trace a plate onto stationery and cut out circle for roof. Tie a button on the end of a string, pull string through tip of roof's cone to anchor. Make a loop in string to hang onto tree.