Genesis infers that all creatures reproduce after their kinds. Hybrid animals like ligers, wholphins, and zonkeys help to define the boundaries of kinds.
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.
The rocks preserve the memory of many unusual and often gigantic now-extinct animals that inhabited the world before and after the Flood of Noah’s day.
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.