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mutations in the DNAwould causea phenotypic difference between the extinct passenger pigeon and the extinct passenger pigeon's closest living relative the band - tailed pigeon
These practicesledto the quick extinction of birds such as the passenger pigeon Curlew
destructionledto the passenger pigeon 's extinction
by recreational hunting(passive) wasn?t caused bythe collapse of the passenger pigeon population
Factorsledto the premature extinction of the passenger pigeon
over 80 % of its population ... the same familiar yet fatal reasonscausedthe extinction of the Passenger Pigeon a hundred years ago
the factorsledto the extinction of the Passenger pigeon , the last one , Martha
the same reasons that the dodo - bird went extinct in Mauritius - hunting(passive) was caused byThe extinction of Passenger Pigeons in North America
I thinkmay have discovereda lost population of passenger pigeons
The factorscontributingto the decline of the passenger pigeon
the factorsleadto the demise of Passenger Pigeons
The technology of the telegraph and the railroad helpedleadto the demise of the Passenger Pigeon
human hunting and habitat losscontributedto the demise of the passenger pigeon
A combination of excessive hunting and habitat lossledto the extinction of the Passenger pigeon
Scientists ... factorscausedthe extinction of passenger pigeons
about 95 percent of these species ... the same factorscausedthe passenger pigeon to go extinct
a combination of natural selection and huntingcontributedto the extinction of the passenger pigeon
Excessive huntingcausedthe extinction of the passenger pigeon
the factorscontributingto the passenger pigeons extinction
by people(passive) was causedThe extinction of the passenger pigeon
by people(passive) was caused byThe extinction of the passenger pigeon
an introduced diseasecausedthe extinction of passenger pigeons
Overhuntingledto the extinction of the passenger pigeon
overhuntingcausedthe extinction of the passenger pigeon
I believeledto extinction of passenger pigeon
Humanscausedbird extinction
an interestleadto the extinction of the passenger pigeon
such indiscriminate killingwould resultin the extinction of the passenger pigeon
The mindless killing of pigeonsresultedin the extinction of the passenger pigeon
Jan 2013 Energy Wetland alienscausebird extinction
the clearance of the pigeon's forest habitatwould have ledto the pigeon's local extinction
the coldcausedthe pigeons ' extinction
children through an ecoliteracy program(passive) were ... painted bypassenger pigeon silhouettes
for just an instant , I thoughthad ... discovereda Passenger Pigeon
Audubonpaintedthe passenger pigeon
by Owen Gromme(passive) painted bypassenger pigeons
Demand for their tasty fleshresultedin the passenger pigeon
researcher Ben Novak in biologist Beth Shapiro 's paleogenomics lab at UCSC(passive) led bythe passenger pigeon
panic(passive) caused bypanic
lyme disease to become a major health problemcauselyme disease to become a major health problem
other speciesto have influencedother species
serious damage to the cropscausedserious damage to the crops
oftencausedoften
goalshas setgoals
serious damage to the crops ... and the farmers retaliated by shooting the birds and using them as a source of meatcausedserious damage to the crops ... and the farmers retaliated by shooting the birds and using them as a source of meat
ambitious goalshas setambitious goals
problemscausesproblems
for artiststo paintfor artists
formerlycausedformerly
in killing many adult pigeons ... and harvesting the squabsresultedin killing many adult pigeons ... and harvesting the squabs
concerncausedconcern
alarmcausedalarm
to the extinction of the whole speciesledto the extinction of the whole species
legislatorspromptedlegislators
The environmental effects(passive) caused byThe environmental effects
25 % of the total bird population in eastern North America during colonial timescomposed25 % of the total bird population in eastern North America during colonial times
to North and South Americaleadingto North and South America
whilst unsightlycan ... causewhilst unsightly
in the Bahamasdiscoveredin the Bahamas
recently in a museum desk drawer , and collect its DNAdiscoveredrecently in a museum desk drawer , and collect its DNA
in New Zealanddiscoveredin New Zealand
on a Pacific islandto be discoveredon a Pacific island
this weekdiscoveredthis week