Just a few left, sorry no number of words or letters. 1. Sounds like a German gent. 2. A sharp Timber merchant. 3. Attractive diver. 4. Square singer. 5. Happy dog.
Thanks gen2 (I know this is a bird quiz and I've just realised a gentoo is a penguin!) and thanks to icemaiden.
I thought woodpecker but wasn't sure it quite fitted the clue.
Thanks again.