LifeinWater
SomescientistsdisagreedwithIbrahim.So,withagrantfromtheNationalGeographicSociety,Ibrahimsearchedformorefossils.Heneededproof.Theworkwashard.But,itbecamerewardingaftertheteamdiscovered
more pieces.
Inotherdinosaurs,thetailcomestoapoint.InSpinosaurus,thetailisbroad.Itlookslikeapaddle.Tinybumpsnearthetipmayhaveletitmovebackand forth.
![](/nationalgeographic/trailblazer_september_october_2020/life_in_water_and_questions_remain_and_a_view_around_spinosaurus/841229/NGX0115_PF_22B_SM.640_0_1.png)
Spinosaurus hadcrocodile-likejawswithlarge,cone-shapedteethtogripslippery fish.
Ibrahimwantedtoknowhowthistailworkedinthewater.Hefoundoutthatthetailhasmoreforwardthrustinwaterthanotherdinosaurtailshaveonland.Now,Ibrahimwassure.Spinosaurus spentmostofitstimeinthe water.
![](/nationalgeographic/trailblazer_september_october_2020/life_in_water_and_questions_remain_and_a_view_around_spinosaurus/841231/fosils.480_0_1.jpg)
FossilsegmentsofSpinosaurus’tailshowthatitwasbroadandusedas
a paddle.
![](/nationalgeographic/trailblazer_september_october_2020/life_in_water_and_questions_remain_and_a_view_around_spinosaurus/841230/tailwhip.960_0_1.png)
ScientistspreviouslythoughtSpinosaurus’tailwasnarrow
and pointed.
![](/nationalgeographic/trailblazer_september_october_2020/life_in_water_and_questions_remain_and_a_view_around_spinosaurus/841241/.Virtual__Spinosaurus.mp4.960_0_1.jpg)
Inthisanimation,aSpinosaurususesitspaddle-liketailtomovethrough water.
QuestionsRemain
Researchgoeson.Anotherfossilcouldbeanotherclue.It’sabonefromthedinosaur’sfoot.Now,theteamcanrecreatethewholefoot.Wasitwebbed?Thatwouldbegoodforanaquatic dinosaur.
IbrahimcontinuestodigtofindanswerstohisSpinosaurusquestions.
![](/nationalgeographic/trailblazer_september_october_2020/life_in_water_and_questions_remain_and_a_view_around_spinosaurus/841233/NGX0920_EE_08A.480_0_1.jpg)
Scientistsattempttocreatealife-sizemodel
ofSpinosaurus.Thisshowswhatisnowknownabout its tail.
AViewAroundSpinosaurus
![](/nationalgeographic/trailblazer_september_october_2020/life_in_water_and_questions_remain_and_a_view_around_spinosaurus/841240/dino_spinning_start.960_0_1.jpg)
Dragtheslidertoturnthis3DmodelofSpinosaurus.