Cov tub hluas zaj sawv darters noj feem ntau me crustaceans. Thaum lawv loj hlob mus rau cov neeg laus qhov loj ntawm lawv cov zaub mov loj dua thiab lawv noj ntau yam khoom xws li kab larvae, me crayfish, qwj, thiab qe ntawm lwm cov ntses me.
Zaj sawv darters noj dab tsi?
Tus zaj sawv darter yog cais raws li insectivorous, pub rau me me invertebrates xws li kab thiab crayfish, tab sis nws kuj tau paub tias pub rau qee tus yoov yoov.
Puas yuav darters noj ntses?
Yawg Johnny darters noj feem ntau me copepods thiab dej fleas. Raws li lawv loj hlob, lawv ntxiv cov dej loj dua, cov larvae midge, mayfly larvae, caddisfly larvae thiab qee zaum sidewimmers rau lawv cov khoom noj. Dab tsi noj Lawv? Johnny darters tau noj los ntawm ntau tus ntses predatory uas qhia lawv qhov chaw nyob.
ntses darter yog dab tsi?
Tus Darter yog ib tug loj, slim dej noog nrog lub caj dab ntev zoo li nab, ntse taw tes, thiab ntev, rounded tail. … Tus Darter feem ntau pom ua luam dej nrog tsuas yog lub caj dab zoo li nab pom saum dej, los yog ziab nws tis thaum perched rau tsob ntoo los yog stump hla dej.
Pob darters muaj lub zais zis?
Ib lub zais zis (tseem hu ua gas zais zis lossis lub zais zis cua) puv nrog roj thiab tso cai rau ntses kom tswj tau lawv qhov buoyancy yam tsis muaj zog. Dab tsi yog qhov tshwj xeeb ntawm darters txawm li cas los xij, yog lawv tsis muaj zais zis.
