His system had eleven grades of animal, from highest potential to lowest, expressed in their form at birth: the highest gave live birth to hot and wet creatures, the lowest laid cold, dry mineral-like eggs.
hɪz sˈɪstəm hæd ᵻlˈɛvən ɡɹˈeɪdz ʌv ˈænɪməl, fɹʌm hˈaɪɪst pətˈɛnʃəl tə lˈoʊɪst, ɛkspɹˈɛst ɪn ðɛɹ fˈɔːɹm æt bˈɜːθ: ðə hˈaɪɪst ɡˈeɪv lˈaɪv bˈɜːθ tə hˈɑːt ænd wˈɛt kɹˈiːtʃɚz, ðə lˈoʊɪst lˈeɪd kˈoʊld, dɹˈaɪ mˈɪnɚɹəllˈaɪk ˈɛɡz.