̘I(y)и xI(y)~R
amphibianɗ(dng)
decline in the number(sh)p
geneticz
endangered specieslΣ?
survival`
transitionD(zhun)׃/^??
mutation׃N
variation׃
anemone
antenna|쾀
hibernation
evolutionM(jn)??
adaptationm(yng)
chromosomeȾɫw
genetic engineeringz
yeastĸ()
single-cellμ(x)
reptile(dng)
turtle
hatch
nest
robin֪B
waspS
offspringӌO
chew up
rodentX(dng)
burroH
octopus~
spider֩
unfertilized eggsδܾ
nutrientI(yng)B(yng)Ʒ
nourishmentI(yng)B(yng)Ʒ/ʳ
feedιB(yng)
cannibalismͬʳ??
gene
respiration systemϵy(tng)
nucleus(x)
protein|(zh)
amino acid
plankton
heredityz
mutation of speciesN׃
specimen, (bio), ӱ
amphibianɗ(dng)
navigate(do)
tiny receptor
̘I(y)и xI(y)~RP(gun)£
̘I(y)и xֲW(xu)I(y)~R09-07
W(xu)̘I(y)и xI(y)~R09-04
̘I(y)и xI(y)ֲW(xu)~R09-07
иx~R09-02
2017и ԇ~R08-25
иx~R09-07
иx~R09-07
иxķ~R09-07
иx~Rw{09-01