Beavers yog cov nas nyob coob tshaj plaws hauv ntiaj teb. Lawv muaj tuab pluab, webbed ko taw thiab flattened, nplai npog tailsNrog lub puab tsaig muaj zog thiab cov hniav muaj zog, lawv tau poob ntoo txhawm rau tsim tsev thiab dams, feem ntau hloov lawv ib puag ncig ntawm ob peb lwm yam. tsiaj tau.
Puas yog beavers suav tias yog nas?
beaver, (genus Castor), ob hom ntawm amphibious nasib txwm nyob rau North America, Europe, thiab Asia. Beavers yog cov nas loj tshaj plaws hauv North America thiab Eurasia thiab thib ob cov nas loj tshaj plaws thoob ntiaj teb.
Dab tsi yog tsiaj txhu cuam tshuam nrog?
Rodentia - gophers, nas, nas, squirrels, porcupines, beavers, chipmunks. Qhov no yog qhov kev txiav txim loj tshaj plaws ntawm cov tsiaj. Muaj ntau tshaj 1,500 hom nas.
tus beaver muaj dab tsi?
IDENTIFYING CHARACTERISTICS:
Beavers yog thickset thiab hnyav, txog 1.2 m (4 ft) ntev, nrog rau 30 cm (1 ft) paddle-puab tus Tsov tus tw; lawv hnyav li 32 kg (70 lb). Lawv ob txhais ceg luv thiab lawv hind taw loj thiab webbed. Lawv siv lawv cov forepaws zoo li ob txhais tes.
Yuav ua li cas lom zem qhov tseeb txog beavers?
8 Qhov Tseeb Kom Ua Kev Zoo Siab International Beaver Day
- Beaver hniav yog txiv kab ntxwv. …
- Beavers yog ib qho ntawm ob peb tus tsiaj uas hloov lawv qhov chaw nyob. …
- Beavers tsis yog ua dams xwb. …
- Beavers npuaj lawv tus Tsov tus tw ntawm dej kom qhia txog kev phom sij. …
- Beavers noj ntoo! …
- Beavers yog cov nas loj tshaj plaws hauv North America.