Please do request!
I'm planning to do ibises too (in two separate cards)
I use powerpoint! The drawing tools are surprisingly easy and editing pictures is rather quick as well (For me, at least. I've been editing pictures like this since primary school)
@Mr Gharial those sound like good ones! Here is my first official request if you don't mind. Seeing that you are focusing on birds right now, how about Todies (Family: Todidae) being that there is only one extant genus Todus, consisting of only 5 species. That should be easy enough...