Jellyfish: dab tsi yog lawv thiab hom twg muaj?
Muaj ntau ntau hom jellyfish nyob rau hauv Mediterranean, nyob ntawm seb peb tab tom tham txog, lawv cov sting tuaj yeem ncav cuag…
Invertebrates
Ib tug octopus muaj pes tsawg lub siab?
Octopuses yog cov tsiaj txawv txawv. Hauv tsab xov xwm no, peb npaj siab yuav qhia qee qhov kev tsis ntseeg thiab tawm tswv yim rau qee qhov xav paub,…
Dab tsi yog Sponges lossis Porifera thiab lawv cov yam ntxwv
Qee lub sij hawm nws tuaj yeem xav tias qhov kev sib tw thiab kev ua haujlwm ntau dua, nws kav ntev dua thiab ua haujlwm zoo dua ...