Kemono Friends (Season 2) is the continuation of the 2017 Kemono Friends anime. It was informally announced by series creator Yoshizaki Mine on February 25th 2017 on his blog, where he stated that the project would indeed continue thanks to its popularity.
The continuation was also hinted at in the post-credit scene of the season finale of the original anime, where the words "To Be Continued" slowly faded on screen just before the episode ended.
The formal announcement came on March 29th 2017, revealing not just the continuation of the series but also the first new Friend.
The new Friend is a bird that's believed to be a Seagull, however this was proven false, when the new friend is a caracal