How about a story of a group of animals working together to save their habitat from destruction? This could involve various species and show their teamwork and determination.
You could write about a lost puppy's adventures as it tries to find its way home. It's a classic and heartwarming theme.
Another idea could be a tale of a rare and magical animal that has special powers and the challenges it faces to keep them hidden from humans.
One idea could be exploring what would happen if the spirit animals had the ability to communicate with other species in the wild. For example, how would a wolf spirit animal interact with a group of deer? Another idea is to create a fanfiction where the bond between the human and the spirit animal is tested in extreme situations, like a famine or a natural disaster. You could also write about a new character who discovers an ancient and powerful spirit animal that has been lost for centuries.
Well, for 'Avengers as animals fanfiction', Hulk could be a huge and indomitable grizzly bear. His raw strength and temper would match that of a bear. Black Widow could be a sleek and stealthy panther, able to move quietly and strike quickly. Hawkeye could be an eagle with excellent vision for his archery skills.
One idea could be that the OC, turned into a small animal like a mouse, has to navigate a huge mansion full of traps set by an evil wizard who cursed them. Another could be that as a bird, the OC tries to find a way to reverse the transformation by seeking a magical flower on a remote island.
Some nocturnal animals in the story might be owls. Owls have excellent night vision which helps them hunt. Their feathers are designed to be silent in flight, allowing them to surprise their prey.
You could also create a fanfic centered around the Thestrals. For example, a story where a group of students discover a hidden colony of Thestrals and have to protect them from dark wizards who want to use their powers for evil. Since only those who have witnessed death can see Thestrals, it could add an interesting mystery element to the story.
One interesting idea could be Naruto learning unique survival skills from the animals. For example, he might learn how to hunt like a wolf or climb trees like a monkey. Another idea could be his communication with the animals, perhaps he develops a special bond that allows him to understand their language.
Well, in 'Harry Potter and the Animals Fanfiction', there might be ideas about animals taking on more human - like roles. Maybe the house - elves are not the only ones serving in Hogwarts, but some intelligent animals also assist in various tasks around the school. Also, it could explore how different animals react to dark magic. Some animals might be immune or even able to counter it in their own ways.
One interesting fact is that dolphins are very intelligent. They can communicate with each other in complex ways and even show signs of self - awareness.
A story about a cat that got lost but managed to find its way back home after weeks. It overcame many difficulties on its journey, showing the strong homing instinct of cats.
Well, many nocturnal animals have great night vision. For example, owls can see very clearly in the dark which helps them hunt for prey at night. Their eyes are specially adapted to low - light conditions.