These large amphibians retain several larval characteristics in their adult state; gills slits are present and the eyes are unlidded.
ðiːz lˈɑːɹdʒ æmfˈɪbiənz ɹᵻtˈeɪn sˈɛvɹəl lˈɑːɹvəl kˌæɹɪktɚɹˈɪstɪks ɪn ðɛɹ ɐdˈʌlt stˈeɪt; ɡˈɪlz slˈɪts ɑːɹ pɹˈɛzənt ænd ðɪ ˈaɪz ɑːɹ ʌnlˈɪdᵻd.