text_original: This migration commences as soon as the snow begins to disappear; and is very gradually performed  the animals receding from hill to hill, and remaining a few days upon each.
text_transcription: THIS MIGRATION COMMENCES AS SOON AS THE SNOW BEGINS TO DISAPPEAR AND IS VERY GRADUALLY PERFORMED THE ANIMALS RECEDING FROM HILL TO HILL AND REMAINING A FEW DAYS UPON EACH
phonemes: ðɪs maɪɡɹˈeɪʃən kəmˈɛnsᵻz æz sˈuːn æz ðə snˈoʊ bɪɡˈɪnz tə dˌɪsɐpˈɪɹ; ænd ɪz vˈɛɹi ɡɹˈædʒuːəli pɚfˈɔːɹmd ðɪ ˈænɪməlz ɹᵻsˈiːdɪŋ fɹʌm hˈɪl tə hˈɪl, ænd ɹᵻmˈeɪnɪŋ ɐ fjˈuː dˈeɪz əpˌɑːn ˈiːtʃ.