You must believe that all creatures gradually evolved from a common ancestor, despite the fact that the fossil record strongly indicates that the major kinds of plants and animals appeared abruptly and did not evolve into other kinds, even over eons of time.
Kumelwe ukholelwe ukuthi zonke izinto eziphilayo zavela kancane kancane entweni eyodwa, naphezu kweqiniso lokuthi izinsalela ezitholakele zibonisa ukuthi izinhlobo eziyinhloko zezitshalo nezilwane zavela ngokuphazima kweso futhi azizange ziphenduke zibe ezinye izinhlobo, ngisho nangemva kweminyaka eminingi.