I would argue that in any habitable zone that doesn't boil or freeze, intelligent life is going to emerge because intelligence is convergent.
The tree of life was always there. Evolution just fills in the gaps.
Most of the tree of life is effectively arranged.
I think the intellectual consistency of Christianity in historical evidence is frankly overwhelming, but my materialist colleagues regard me as a slightly sad case.
The Burgess Shale is not unique, but for those who study evolution and fossils it has become something of an icon. It provides a reference point and a benchmark, a point of common discussion and an issue of universal scientific interest.
The fact that some things are mysterious or that they touch on mystery isn't in some way a capitulation, and one should realize that there are some things that we may never understand and, to that extent, should be humbled by that.