英文關鍵字
algae
animal
aquarium
aquatic
arowana
aureus
beautiful
biology
black
bonytongues
clip
close
color
colorful
dragon
exotic
eye
fin
fish
footage
formosus
fps
freshwater
full
habitation
head
isolated
its
looking
malaysian
natural
nature
osteoglossidae
pet
plant
predator
red
river
scleropages
silver
space
streem
tail
tank
underwater
video
water
waves
white
wildlife
zoology