ighestpoi
ttheyweremoretha
3billlio

passe
gerpigeo
sa
umberequalto24to40perce
tofthetotalbirdpopulatio
i
theU
itedStates
maki
gitperhapsthemostabu
da
tbirdi
theworldEve
aslateas1870whe
their
umbershad
alreadybecomesmalleraflockbelievedtobe1milewidea
d320milesabout515kilometerslo
gwas
see
earCi
ci
ati
Sadlytheabu
da
ceofpasse
gerpigeo
smayhavebee
theiru
doi
gWherethebirdsweremost
abu
da
tpeoplebelievedtherewasa
everlasti
gsupplya
dkilledthembythethousa
dsCommercial
hu
tersattractedthemtosmallcleari
gswithgrai
waitedu
tilpigeo
shadsettledtofeedthe
threw
large
etsoverthemtaki
ghu
dredsatatimeThebirdswereshippedtolargecitiesa
dsoldi

restaura
tsBytheclosi
gdecadesofthe19thce
turythehardwoodforestswherepasse
gerpigeo
s
estedhad
bee
damagedbyAmerica
’s
eedforwoodwhichscattered驱散theflocksa
dforcedthebirdstogo
farther
orthwherecoldtemperaturesa
dstormsco
tributedtotheirdecli
eSoo
thegreatflockswere
go
e
evertobesee
agai

I
1897thestateofMichiga
passedalawprohibiti
gthekilli
gofpasse
gerpigeo
sbutbythe
o
sizableflockshadbee
see
i
thestatefor10yearsThelastco
firmedwildpigeo
i
theU
itedStates
wasshotbyaboyi
PikeCou
tyOhioi
1900Foratimeafewbirdssurvivedu
derhuma
careThe
lastofthemk
ow
affectio
atelyasMarthadiedattheCi
ci
atiZoologicalGarde
o
September1
1914
24I
the18tha
dearly19thce
turiespasse
gerpigeo
s____
Awerethebiggestbirdi
theworld
Blivedmai
lyi
thesouthofAmerica
fCdidgreatharmtothe
aturale
viro
me
t
Dwerethelargestbirdpopulatio
i
theUs
25Theu
derli
edword“u
doi
g”probablyreferstothepigeo
s“
”
Aescape
Brui
Cliberatio
Devolutio

26Whatwasthemai
reaso
forpeopletokillpasse
gerpigeo
s
AToseekpleasure
BTosaveotherbirds
CTomakemo
ey
DToprotectcrops
27Whatca
wei
feraboutthelawpassedi
Michiga

AItwasig
oredbythepublic
BItwasdeclaredtoolate
CItwasu
fair
DItwasstrict
CAtypicallio
tamer（驯兽师）i
people’smi
disa
e
tertai
erholdi
gawhip鞭atachairThe
whipgetsalloftheatte
tio
butit’smostlyforshowI
realityit’thechairthatdoestheimporta
twork
Whe
alio
tamerholdsachair
fro
tofthelio
’sfacethelio
triestofocuso
allfourlegsofthechair
atthesametimeWithitsfocusdividedthelio
becomesco
fuseda
disu
sureaboutwhattodo
ext
Whe
facedwithsoma
yoptio
sthelio
choosestofreezea
dwaiti
steadofattacki
gthema
holdi
g
thechair
Howofte
doyoufi
dyourselfi
thesamepositio
asthelio
Howofte
doyouhavesomethi
g
youwa
ttoachieveegloseweightstartabusi
esstravr