Why can't a human hear a dog whistle?... animal dog emotions pet supernatural_creature Please Rate Vote 1 Vote 2 Vote 3 Vote 4 Vote 5 Today's featured daily humor:Why can't a human hear a dog whistle? Dogs don't whistle.Click for another laugh! Previous article: Why didn't the monkey eat bananas?... Prev Next article: Before you apply for a job as prison...... Next
