Huoshanornis

Huoshanornis nwere obere ọkpụkpụ mkpịsị aka mbụ, naanị otu ụzọ n'ụzọ anọ nke ogologo ọkpụkpụ aka ya. Nke a mere ka 'mkpịsị aka ukwu' ya dị obere karịa nke nnụnụ ndị ọzọ yiri ya.1

Oghere dị n'etiti ọkpụkpụ aka ya sara mbara n'ụzọ na-adịghị ahụkebe. Nke a nwere ike inye ya nchịkwa siri ike n'elu ajị nku ya ma nyere ya aka ịtụgharị ngwa ngwa mgbe ọ na-efe nwayọ.1

Ọkpụkpụ obi ya nwere mgbasawanye triangular na njedebe nke akụkụ ya, ihe a na-adịghị ahụ na nnụnụ enantiornithine ndị ọzọ.1

Huoshanornis biri ihe dị ka nde afọ 120 gara aga, n'oge Early Cretaceous, n'ebe a na-akpọ China ugbu a.1

Aha Huoshanornis sitere na okwu ndị China pụtara 'ugwu mgbawa', n'ihi na ebe ọ biri nwere ọtụtụ ọrụ ugwu mgbawa.1

Mbọ ụkwụ ya dị nkọ ma gbagọọ agbagọ, dị ka nke nnụnụ ndị nke oge a na-ebi n'osisi, ya mere Huoshanornis nwere ike ịbụ na ọ na-anọ n'elu alaka osisi.1