Although the adults are deep-water fish, the larvae inhabit surface waters, and are unique in having teeth on their upper jaws.
ɔːlðˈoʊ ðɪ ɐdˈʌlts ɑːɹ dˈiːpwˈɔːɾɚ fˈɪʃ, ðə lˈɑːɹviː ɪnhˈæbɪt sˈɜːfɪs wˈɔːɾɚz, ænd ɑːɹ juːnˈiːk ɪn hˌævɪŋ tˈiːθ ˌɔn ðɛɹ ˌʌpɚ dʒˈɔːz.