After years of using Apple's emoji set across all of its versions, WhatsApp has now finally designed its own emoji set, which is available to those running the latest Android beta. One look at it though and things don't look quite different. Indeed, the set looks awfully similar to the outgoing Apple emoji set, with some elements of the new Android Oreo emoji set with a dash of Twitter emoji set thrown in. While all of these are based on a common instruction from Unicode and it makes sense for them to look similar to reduce lost in translation between devices, they are a bit too...
Source: http://www.gsmarena.com/whatsapp_finally_gets_its_own_emoji_set_sort_of-news-27538.php