Such as tapeworms or anisakids
After all, the development of the baby directly depends on what the expectant mother eats <a href="https://kostuym-gorka.ru/image/pgs/yavlyaetsya_li_pepelyno_seryy_cvet_horoshim_vyborom_preimuschestva_i_nedostatki.html">https://kostuym-gorka.ru/image/pgs/yavlyaetsya_li_pepelyno_seryy_cvet_horoshim_vyborom_preimuschestva_i_nedostatki.html</a>