I briefly toyed with writing a post about the cosmological argument, taking it apart. Then I watched this video and realised I actually have nothing constructive to add.
For your viewing pleasure, his geekliness, TheAmazingAtheist:
Cosmological argument? What cosmological argument? That is all I have to say about that. (HT Tim Cooley)
Alpaca are descended from a wild vicuna ancestor while the domesticated llama is descended from a wild guanaco ancestor, though at this point there has been a considerable amount of hybridization between the two species.