Zoo Qhov Tseeb. Shrews yog suav tias yog 4 tus neeg vam meej tshaj plaws tsiaj hauv ntiaj teb. Nyob rau lub caij ntuj no, shrews yuav poob mus txog 40% ntawm lawv lub cev hnyav, txo qis mus rau qhov loj ntawm lawv cov pob txha thiab cov kabmob. Pygmy shrew yog cov tsiaj me tshaj plaws hauv North America thiab thib ob-tsawg tshaj plaws hauv ntiaj teb.
Can shrews dhia?
Srews yooj yim startled thiab yuav dhia, ntog, los yog poob tuag ntawm lub suab nrov tam sim ntawd. Lub Etruscan Shrew (Suncus etruscus) uas nyob li ntawm 3.5 cm thiab 2 g yog cov tsiaj me tshaj plaws nyob hauv av. Tsis zoo li cov tsiaj txhu feem ntau, qee hom tsiaj txhu yog venomous.
Yuav ua li cas cov shrews khiav ceev?
Cov tub ntxhais hluas shrews tau nce siab tshaj qhov kev khiav ceev (15.3 km / h ± 3.2 SE) hauv kev sib tw sib tw piv nrog cov senescent shrews (8.8 ± 2.7 km / h).
Tus neeg ntse ntse npaum li cas?
Shrew muaj qhov muag tsis pom kev, tab sis zoo heev ntawm kev hnov tsw thiab hnov. Ob lub ntsiab lus kawg pab ua kom pom nws cov tsiaj txhu thiab zam cov tsiaj txhu. Shrews kuj yog tsiaj ntse heev. Lawv lub hlwb hnyav 10% ntawm tag nrho lub cev hnyav.
Yuav ua li cas yog shrew feem ntau paub rau?
Thaum xub thawj koj yuav xav tias nws yog nas, tab sis lub pob frenetic ntawm lub zog no yog qhov tseeb. Txawm hais tias nws yuav tshwm sim me me thiab grey, shrews yog ib qho ntawm ntau tshaj plaws voracious mammalian predators hauv ntiaj chaw. Thiab lawv muaj ntau thiab dav, pom nyob rau tsib lub teb chaws hauv ntau qhov chaw nyob.
