As for the bonus percentages, within the English version they haven’t changed past 1-2% for any card, and Elizabeth chooses birds to forestall those percentages from changing past that. In the bottom game you’ll gain 5 meals and 5 cards, you then discard meals and/or playing cards until these 10 gadgets are lowered to five. Then within the Oceania Expansion, after you’ve accomplished the steps I simply mentioned, you gain a nectar.
I was actually excited to see the wood dice. Admittedly, I grew up with my grandfather and father being wood employees, so maybe I have a bias because of that. Given the small size of the dice tower, the dice should be wooden , with rounded edges. I perceive that as there are only 170 birds that focusing on one area of the world would make sense. The designer has been talking about some rare birds there.