Laurel Lance is indeed in the comics. She plays a role in multiple storylines and interacts with other characters, adding depth and complexity to the comic world.
There's also 'Black Canary and Green Arrow: Partners in Peril'. This fanfiction takes them on an adventure outside of Star City. It has a great plot that includes some classic villains. The way it portrays their teamwork and the growing affection between them is really well - done.
I'm not sure specifically. You could try searching on popular fanfic platforms like Archive of Our Own. They have a large collection of fanfics related to various characters, so there might be some about Green Arrow and Black Canary with a pregnancy storyline.
Another theme is the balance between their two different personalities. Green Arrow is more of a brooding type, while Black Canary is fierce and independent. Fanfics often explore how they complement each other. For example, in some stories, Green Arrow's strategic mind combines with Black Canary's combat skills to take on tough villains. This theme adds a lot of depth to their relationship and makes for interesting reading.
You can start by looking on Archive of Our Own (AO3). It has a large collection of fanfictions, and you can easily search for 'Black Canary and Green Arrow' related ones. There are different categories and ratings so you can find what suits you best.
It could be about how they deal with the upcoming addition to their family. Maybe Green Arrow is overprotective while Black Canary is trying to keep her independence.
There's a fanfic called 'Canary's Call'. In this one, the story focuses on how Black Canary's presence in Green Arrow's life changes his perspective on things. It has some really well - written dialogue between them that shows their chemistry.
Arrow and Comics Canary have some differences. Arrow has a darker and more gritty tone, while Comics Canary is often presented in a more classic comic book style.