英文關鍵字
extract
oxygen
gills
water
wildlife
nature
methodology
zoology
arthropod
arthropoda
brown
larvae
mayfly
closeup
river
lake
insects
stoneflies
science
pest
close
centipede
fauna
animal
fly
plecoptera
macro
insecta
invertebrate
insect
stonefly
animalia
pterygota
environment
mayflies
biology
wild
bug
larger
wings
single
leaf
black
cockroach
ant
green