sea cucumbers noj dab tsi? Raws li cov tsiaj maj mam txav mus, lawv siv 20 mus rau 30 lub raj me me nyob ib ncig ntawm lawv lub qhov ncauj txhawm rau txhuam txhua yam hauv, suav nrog sand.
Pob hiav txwv dib poop xuab zeb?
Hiav txwv dib noj cov organic uas ntws mus rau hauv hiav txwv thiab tom qab ntawd poop tawm cov xuab zeb uas tsis tuaj yeem noj, raws li ib qho ntawm lawv tau qhia hauv video. … "Los ntawm kev pub mis rau cov khoom siv organic, lawv tso ib yam khoom uas pab kom ruaj khov rau ib puag ncig."
Vim li cas cov ntses hiav txwv noj xuab zeb?
Vim li cas qhov no tseem ceeb? Thaum hiav txwv cucumbers khawb hauv av dej hiav txwvrau lawv cov zaub mov, "cov khoom me me xws li algae, cov tsiaj hauv dej tsawg, lossis cov khoom pov tseg," lawv kuj noj cov xuab zeb ntau. … Ib qho ntawm cov khoom los ntawm hiav txwv dib zom cov xuab zeb yog calcium carbonate (CaCO3) ib qho tseem ceeb ntawm coral.
Pob hiav txwv dib noj sediment?
Hiav txwv dib yog cov khib nyiab uas noj cov khoom noj me me hauv thaj chaw benthic (seafloor), nrog rau cov plankton ntab hauv cov dej. Algae, dej invertebrates, thiab khib nyiabua lawv cov zaub mov. Lawv noj nrog tub taw taw uas nyob ib puag ncig lawv lub qhov ncauj.
Puas yog cov ntses hiav txwv qab pub noj?
Hiav txwv dib yog hauv qab-feeders, ib lo lus uas siv unflatteringly los piav txog tej hom neeg: tsheb thauj neeg mob chasers, paparazzi, them nyiaj qiv nyiaj. Tab sis qhov ntawd yog kev thuam rau cov neeg siv khoom hauv qabnyob txhua qhov chaw. Nws muaj tseeb tias cov ntses hiav txwv noj cov khoom tuag thiab muab pov tseg, ntawm carcasses mus rau excrement.
