Memory is another factor. Harry has memories of Sirius as Padfoot from the times they spent together in the original story. If Padfoot does something that triggers one of those memories, like a particular way of running or barking, Harry would recognize him. Also, if there are any magical signs or auras associated with Padfoot that Harry has learned to identify, that could also lead to his recognition.
By his appearance. Padfoot has a large, black dog form that is quite distinct. Harry, having seen Sirius in this form before, would be able to recognize him just from his looks. His shaggy fur and big paws are giveaway features.
Yes, he does. In many fanfics, Harry has a strong connection to Padfoot (Sirius Black in his animagus form). Given their relationship in the original series, it's quite common for the fanfic to explore scenarios where Harry easily recognizes Padfoot, whether it's through their unique bond or some specific plot device in the fan - created story.
Well, in the 'Harry adopts Padfoot fanfic' titled 'A Home for Padfoot', it starts with Harry finding Padfoot in a rather pitiful state. Harry's decision to adopt him is based on his sense of justice and his own longing for family. The fic then explores how they build a home together, with Harry learning more about Padfoot's past and Padfoot finding new purpose in protecting Harry. It's a great read for those who love this kind of fanfic.
These fanfics are appealing as they offer a different take on the relationship between Harry and Padfoot. Instead of just being friends, Harry becomes a sort of protector and caregiver. It adds a new layer of depth to their connection. Also, it allows for some creative storytelling, like how Harry might deal with Padfoot's werewolf side in a domestic setting, which is really interesting.
Adventure is also a big theme. They are both part of the wizarding world, so fanfictions often have them going on adventures together, whether it's in the Forbidden Forest or on a mission against the Death Eaters. Another theme is loyalty. Sirius was loyal to Harry and vice versa, and this loyalty is often depicted in fanfictions, showing how they would do anything to protect each other.
Well, it could be a friendly, affectionate squeeze. Maybe he does it out of joy when they've achieved something together in the fanfic, like solving a really difficult mystery at Hogwarts.
One great story could be 'The Adventures of Harry and Padfoot'. It might focus on their secret outings and the bond they share. Another could be 'Padfoot's Protective Stance' where Padfoot, in his dog form, guards Harry during difficult times at Hogwarts. And 'Harry and Padfoot: Unseen Bonds' which delves into the emotional connection between them that goes beyond the obvious friendship.
One common theme is friendship. They often explore how fem Harry and Padfoot form a strong bond that is based on mutual trust and understanding.
The popularity of Harry and Padfoot fanfiction stems from multiple factors. First, their relationship is full of potential. Padfoot, being Sirius Black, has a complex backstory that can be intertwined with Harry's journey. Fans are drawn to the idea of a father - like figure in Padfoot for Harry. Also, the mystery and magic surrounding their interactions in the original story leave a lot of room for fanfiction writers to fill in the gaps and create new, exciting stories. Moreover, the loyalty and love that Padfoot shows Harry are very appealing, and fans like to see that explored further in different scenarios.
In this fanfic, Harry steals magical artifacts to protect his friends and solve mysteries.
The theme of self - discovery for Fem Harry could also be quite common. In these fanfictions, she may be in a different position due to her gender, and this could lead to her learning more about herself, her abilities, and her place in the wizarding world. And of course, there may be elements of adventure and mystery, as is typical in Harry Potter - related stories, with Padfoot and Fem Harry facing various challenges together.