"Biologists reconstruct the descent histories of life forms on planet Earth as the tree of life, its dense trunks and branches leading from common ancestors to new species. Such phylogenetic relationships are not limited to biology."
"Locations are connected by wormholes."
"What must a boy lose to become a little bird? In “The Juniper Tree,” by the Brothers Grimm, the boy loses more than just his head and his life after he is murdered by his evil stepmother."