energetic red squirrel standing tall on moss covered log in a vibrant autumnal forest surrounded by fallen leaves and mushrooms

squirrel forest nature autumn wildlife fall small animal rodent cute tree leaves outdoors brown fluffy nut moss branch natural landscape environment furry tail woodland ground habitat foliage red acorn fungi mushroom wilderness park cozy vibrant peaceful serene tranquil explore adventure discovery wild scurry scavenge perch nibble bushy acrobatic energetic