What is science? Is it really just a set of facts or how we interpret data? Science is knowledge, which can only be tested and verified in a consistent universe.
Australopithecus sediba is not an ancestor of man. The evidence properly interpreted shows that such fossils are either human or ape, not an in-between species.
God made living things to reproduce according to their kind. The taxonomic science of baraminology seeks to classify modern and fossil organisms within their original kinds.