In frogs, the hind legs are larger than the fore legs, especially so in those species that principally move by jumping or swimming.
ɪn fɹˈɑːɡz, ðə hˈaɪnd lˈɛɡz ɑːɹ lˈɑːɹdʒɚ ðɐn ðə fˈɔːɹ lˈɛɡz, ɪspˈɛʃəli sˌoʊ ɪn ðoʊz spˈiːsiːz ðæt pɹˈɪnsɪpəli mˈuːv baɪ dʒˈʌmpɪŋ ɔːɹ swˈɪmɪŋ.