The term 'Cardinals, e.g.' refers to the North American bird species of the same name, as well as any other species of cardinal in the family Cardinalidae. The crossword solutions for this term are Avians (6 letters), NINE (4 letters), TEAM (4 letters), and Deepreds (8 letters). Avians is a general term for birds, while NINE is a reference to the NINE species of North American cardinals. TEAM is a reference to the sports teams named after the bird, such as the St. Louis Cardinals. Finally, Deepreds is a reference to the deep red color of the male cardinal's feathers.