Watching the ARD Tagesschau earlier. In addition to using microphones on long poles when interviewing people, they appear to have covered their microphones in what looks like a plastic bag or clingfilm!
Yes - to avoid 'splatter' (which is a prime Covid-19 infection route) being left on the wind shields I'd expect. Lots of broadcasters are doing this for their mics on location too.
Yes, I notice that Spain's TVE has had their mics wrapped in cling film for most of the last week.
All the main channels, La 1, TVE2, 24horas, Antena 3, Cuatro, Telecino, La Sexta and even the regionals and locals (such as TVCanaria and Lancelot) have permenant on-screen instructions to "Quédate en casa" (Stay at home).