Dab dab tsi aub xiav ntses?

Cov txheej txheem:

Dab dab tsi aub xiav ntses?
Dab dab tsi aub xiav ntses?
Anonim

dogfish, (txiav Squaliformes), ib qho ntawm ob peb lub me me sharksnce kev txiav txim ntawm chondrichthyian ntses tsim los ntawm tsev neeg Centrophoridae (gulper sharks), Dalatiidae, Echinorhinidae, Etmopteridae, Oxynotidae, Somniosidae, thiab Squalidae. Hauv North America lub npe kuj siv rau cov ntses dej tshiab, lub bowfin.

Puas dogfish noj zoo?

Yog, qhov no ntses yog noj tau thiab qee zaum, txawm tias tus nyiam nyiam hauv ntau lub tais. Nyob rau hauv daim ntawv ntawm fillets, ntau tus neeg nyiam noj ntses hais tias hom ntses no qab thiab ib qho ntawm lawv nyiam! Ntxiv rau qhov noj tau thiab qab, dogfish yeej noj qab nyob zoo, ib yam nkaus.

Puas dev ntses yog ntses tiag?

Dogfish yog ib lub npe rau Scoliodon. Nws yog ib hom shark, uas yog cov ntses cartilaginous, muab cais raws li subclass chondrichthyes hauv chav kawm Pisces. Nws yog ib ntses tiag tiag uas poob rau hauv phylum chordata.

Puas yog dogfish lom?

Raws li lawv lub npe qhia, spiny dogfish sharks sport sharp, venomous (poisonous) spines nyob rau hauv pem hauv ntej ntawm txhua dorsal fin. Lawv lub cev yog tsaus grey saum toj no thiab dawb hauv qab, feem ntau nrog dawb pom ntawm ob sab.

Vim li cas dogfish hu ua dogfish?

Lub npe "dogfish" originated los ntawm cov neeg nuv ntses uas piav txog cov ntses no raws li caum cov ntses me hauv cov dev loj zoo li "pob".

Pom zoo:

Nthuav cov khoom
Daim ntawv teev cov neeg them nyiaj tsis txaus yog dab tsi?
Nyeem ntxiv

Daim ntawv teev cov neeg them nyiaj tsis txaus yog dab tsi?

Cov neeg them nyiaj tsis txaus yog suav tias yog cov tib neeg raws li txoj cai them nyiaj yug menyuam, tab sis leej twg tsis tau them rau lub hlis dhau los. Cov niam txiv uas tau teev tseg hauv qab no tau khiav tawm tag nrho lub tuam tsev kev siv zog los sau cov ntawv txiav txim hauv tsev hais plaub.

Lub sijhawm yug me nyuam kev txawj ntse?
Nyeem ntxiv

Lub sijhawm yug me nyuam kev txawj ntse?

Ib txhia feem ntau paub ua rau kev tsis taus kev txawj ntse - xws li Down Syndrome, fetal alcohol syndrome, fragile X syndrome, caj ces, kev yug me nyuam, thiab kab mob - tshwm sim ua ntej yug.. Lwm yam tshwm sim thaum tus me nyuam yug los los sai tom qab yug me nyuam.

Dromos sawv cev rau dab tsi?
Nyeem ntxiv

Dromos sawv cev rau dab tsi?

noun, plural drom·oi [drom-oi, droh-moi]. Archaeology. ib tug passageway mus rau lub ancient subterranean qhov ntxa. ib tug racetrack nyob rau hauv ancient Greece. Dromos txhais li cas? Greek dromos, racecourse, course, public walk.