Hiccup could be a main character. Since he is Toothless's close friend, he could help Toothless take care of the baby. He might use his human knowledge to build a safe place for the baby to live.
Well, the fanfiction could start with Toothless finding a baby dragon that has lost its family. Toothless decides to raise the baby as his own. They form a strong bond right from the start. As the baby grows, Toothless has to face challenges like protecting the baby from other dangerous creatures in their environment. He also has to find food suitable for the growing baby, and in the process, they both learn a lot about each other and the world around them.
You can start by looking on fanfiction websites like Archive of Our Own (AO3). There are often a lot of different 'baby toothless' stories there. Just search for 'baby toothless' in the search bar, and you'll get a list of relevant fanfictions.
One popular 'baby toothless fanfiction' story could be about Toothless as a baby dragon exploring the world for the first time. It might involve his encounters with other creatures and how he discovers his unique abilities.
Baby Toothless fanfiction can take various forms. It could be set in an alternate universe, show unseen moments from the original story, or imagine what happens after the events of the movie.
One common theme is friendship. The bond between Toothless and Baby Hiccup is often explored in depth, showing how they grow to trust and rely on each other.
Well, the story could start with Toothless and Stormfly forming a very special bond. As they have a baby, the other dragon riders would be both amazed and cautious. The baby dragon might grow up with extraordinary abilities, like being able to fly faster than both its parents or having a new type of fire - breathing power. And it would bring a whole new dynamic to the dragon - rider world in the fanfiction.
For Toothless, show his protective side as a father. He could be very cautious about any potential threats to the baby. His past experiences as a Night Fury could make him an excellent teacher for the baby, teaching it how to hunt or hide from danger.
Another place to look could be Tumblr. Some users post their fanfictions or link to them. You might also find some Tumblr communities dedicated to How to Train Your Dragon, where people share and discuss fanfiction related to Toothless and Baby Hiccup. It's a good way to discover new and interesting stories.
A story could also be about the baby's discovery of its unique abilities. It might be able to do something that neither Toothless nor Light Fury can. For example, it could communicate with a different species of animals in the forest. This causes a stir among the dragon community and also makes Toothless and Light Fury very proud.