Mary Allen
Qav lossis amphibians feem ntau tuaj yeem piav qhia tias yog omnivores - qhov tseem ceeb tshaj plaws yog cov tsiaj txhu ciaj sia. Los ntawm yoov tshaj cum mus rau kab thiab lwm yam tsiaj me, cov ntawv qhia zaub mov yog qhov dav heev.
Amphibians xws li qav thiab cov toads yog cov tsiaj txhu ua neeg laus, noj kab thiab qee zaus me me vertebrates. Txawm li cas los xij, raws li tadpoles lawv yog herbivores noj algae thiab decaying teeb meem. Newts thiab salamanders feem ntau yog carnivores, noj kab, tab sis qee hom yuav noj cov zaub mov sib npaug ntawm cov pellets.
Qav puas yog tsiaj txhu?
Txawm hais tias qee tus tsuas yog noj yoov txiv hmab txiv ntoo thiab lwm yam kab me me xwb, lwm tus yuav noj txhua yam uas haum rau hauv lawv lub qhov ncauj. Qav yog carnivores, qee hom kuj pub zaub mov noj.
Qav noj dab tsi?
Lawv cov khoom noj muaj feem ntau ntawm cov kab, tab sis lawv kuj noj qwj, worms thiab lwm yam amphibians.
Puas yog toads carnivores?
Feem ntau, cov amphibians noj cov kab, tab sis qee zaus lawv kuj yuav tua cov tsiaj loj dua xws li nas lossis lwm cov qav.
Qav zoo li cas?
Qav, toads thiab toads - thiab cov subfamilies sib raug zoo - yog ntawm cov anurans. Qav tsim peb pawg ntawm amphibians ua ke nrog cov tailed amphibians, uas suav nrog cov salamander lossis cov tshiab, thiab cov caeclians.
Qav nyiam noj dab tsi tshaj?
Cov neeg laus qav thiab cov toads feem ntau pub rau yoov, yoov tshaj cum, kab, thiab kab laug sab. Yuav kom ntes cov kab, Qav feem ntau zaum tsis muaj zog nyob hauv ib qho chaw ntev heev thiab tos. Tsuav cov kab tsis txav mus, lawv tsis pom Qav.
Qav noj li cas?
Thaum ib tug kab wriggles nyob rau hauv pem hauv ntej ntawm nws lub qhov ncauj, nws tus nplaig ntev flicks tawm thiab - bang! - Cov tsiaj nyeg tau daig ntawm tus nplaig nplaum thiab nqos. Nyob rau hauv txoj kev no, Qav catches tsis tsuas yog kab, tab sis kuj worms, larvae, isopods thiab slugs. Thiab tag nrho tsis muaj hniav!
Qav puas yog omnivore?
Qav lossis amphibians feem ntau tuaj yeem piav qhia tias yog omnivores - qhov tseem ceeb tshaj plaws yog cov tsiaj txhu ciaj sia. Los ntawm yoov tshaj cum mus rau kab thiab lwm yam tsiaj me, cov ntawv qhia zaub mov yog qhov dav heev. Tab sis nyob rau hauv tej rooj plaub, ib tug ntawm lawv tus kheej cov txheeb ze tau poob nyob rau hauv lub plab ntawm lub ntsuab hopper.
Qav puas yog tus tsiaj?
Lawv tshwm sim tsis muaj kev tiv thaiv thaum xub thawj siab ib muag, tab sis ntau hom tsim co toxins los ntawm lawv cov tawv nqaij uas ua rau lawv unpalatable rau predators (cov piv txwv nto moo tshaj plaws yog cov tshuaj lom dart qav).
Qav haus dab tsi?
Cov tsiaj tuaj yeem siv lawv los nqus cov kua thiab oxygen. Ntau tus tsiaj tso dej los ntawm lawv daim tawv nqaij, yog li lawv "hws". Tab sis qav nqus kua los ntawm lawv daim tawv nqaij. Vim nws yog permeable heev thiab xyuas kom meej tias tus Qav tuaj yeem nqus dej los ntawm nws.