TY JOUR TI STRUCTURAL AND FUNCTIONAL STATE OF THE STOMACH AND INTESTINES OF ARCTIC FOXES FED WITH BLACK SOLDIER FLY LARVAE KW stomach KW intestines KW larvae of the black soldier fly KW arctic fox KW histology KW protein metabolism JO Vestnik of Omsk SAU AU LARINA, Y.V. AU PAPAEV, R.M. AU EZHKOV, V.O. AU GIRFANOV, A.I. AU EZHKOVA, A.M. PY 2025 IS 57 PB FSBEI HE Omsk SAU