Nice Nests The birds in Foliage Forest all build their nests at the same height. Each bird decorates its nest with a feather, placing it some number of feather-lengths above or below (but not right at) nest height. But birds only feel secure that their nests are nice if the placement of the feathers they can see on other nests cancel out to nest height. trees. Here are some nice nests: trees. tree. Place feathers near the nests in these parts of Foliage Forest so all the birds feel that their nests are nice- or prove that there is no way for some birds to feel secure that their nests are nice. this pattern continues a bunch Four new birds move in to a nice part of the forest: Is there a way for the new birds to decorate their nests so that this part of the forest is still nice (without making other birds re-decorate)? What if fewer birds move in? Nice Nests The birds in Foliage Forest all build their nests at the same height. Each bird decorates its nest with a feather, placing it some number of feather-lengths above or below (but not right at) nest height. But birds only feel secure that their nests are nice if the placement of the feathers they can see on other nests cancel out to nest height. trees. Here are some nice nests: trees. tree. Place feathers near the nests in these parts of Foliage Forest so all the birds feel that their nests are nice- or prove that there is no way for some birds to feel secure that their nests are nice. this pattern continues a bunch Four new birds move in to a nice part of the forest: Is there a way for the new birds to decorate their nests so that this part of the forest is still nice (without making other birds re-decorate)? What if fewer birds move in