Image Sources

Mountain Goat:
https://www.splitshire.com/ibex/

Raccoon:
https://www.publicdomainpictures.net/en/view-image.php?image=284514&picture=raccoon

Tiger:
https://altphotos.com/photo/portrait-of-a-tiger-960/

Gorilla:
https://www.publicdomainpictures.net/pictures/40000/velka/gorilla-portrait.jpg

Silhouette:
https://altphotos.com/photo/man-walking-on-the-railing-victoria-harbor-at-sunset-hong-kong-1694/

 