leaRnt inteResting things today!!!
wanna shaRe them heRe..
a fish can dRown!! yeah.. fishes like the fighting fish depends on gulping aiR to suRviveas the swim bladdeR oRignally functions foR RespiRation... so if you ReaR fighting fish in the kind of enviRonment such that they can't ascend to the suRface to gulp foR aiR... they'll
drown...
oRdeR chelonia has shaRp-edged hoRny beaks...
hoRny RefeRs to
keRatin and nothing else...
bony palate in mouth to sepaRate RespiRatoRy fRom food passage is to allow chewing of food and bReathing at the same time... an adapation to terrestRial life...
Rays have gills on undeRside... howeveR, we do see Rays lying flat on the gRound... to adapt, they have spiRacles behind theiR eyes on the doRsal side which aRe just anotheR gill slit foR RespiRation...
theRe aRe
NO iguanas in south east asia... what we usually see aRe the fence lizaRds..
hmmz.. yah.. that's all i RemembeR bout the lectuRe which ended 1 houR ago... only the funny stuff... Rest i've no idea... haha...