It definitely seems like Facebook-owned Instagram is adding at least one new feature every week, sometimes even more often than that. Today's addition has to do with Direct, the part of Instagram's that's essentially a one-to-one messaging service. Starting with Instagram version 10.34 (which should already be available for Android and iOS in the Google Play Store and iTunes App Store, respectively), you can reply with a photo or video to specific photos, videos, and reshared posts in Direct. Interestingly, your reply will automatically include a sticker of what you're replying to,...
Source: http://www.gsmarena.com/instagram_direct_now_lets_you_reply_with_a_photo_or_video-news-26808.php