Are birds still dinosaurs today?

Yes. In current research, birds are the living dinosaur line within theropod evolution.

Did feathers exist before the first birds?

Yes. Feathers or feather-like structures are older than the first birds in certain dinosaur lineages.

No. Some lineages have strong evidence, but the whole group cannot be described as uniformly feathered.

Yes. It combines bird-like and dinosaurian traits in a particularly vivid way.

No. Many details remain open or can only be reconstructed cautiously.