despite dying out over sixty million years ago these remains some of the
years ago these remains some of the
years ago these remains some of the biggest creatures to ever walk the earth
biggest creatures to ever walk the earth
biggest creatures to ever walk the earth welcome to watchmojo.com and today we’re
welcome to watchmojo.com and today we’re
welcome to watchmojo.com and today we’re counting down our picks for the top ten
counting down our picks for the top ten
counting down our picks for the top ten biggest dinosaurs ever before we begin
biggest dinosaurs ever before we begin
biggest dinosaurs ever before we begin we publish new videos every day so be
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sure to subscribe for more great content for this list we’re not necessarily
for this list we’re not necessarily
for this list we’re not necessarily looking at the size here which would
looking at the size here which would
looking at the size here which would essentially limit the list to only
essentially limit the list to only
essentially limit the list to only sauropods rather we’re looking at the
sauropods rather we’re looking at the
sauropods rather we’re looking at the biggest examples from a number of
biggest examples from a number of
biggest examples from a number of classes of dinosaur flying reptiles like
classes of dinosaur flying reptiles like
classes of dinosaur flying reptiles like pterosaurs and other similar extinct big
pterosaurs and other similar extinct big
pterosaurs and other similar extinct big creatures and facing our choices on a
creatures and facing our choices on a
creatures and facing our choices on a mix of their size features and more
number 10
number 10 Quetzalcoatl us this prehistoric flying
Quetzalcoatl us this prehistoric flying
Quetzalcoatl us this prehistoric flying animal only weighed in at about 500
animal only weighed in at about 500
animal only weighed in at about 500 pounds meaning that serious competitive
pounds meaning that serious competitive
pounds meaning that serious competitive strong men could have bench-pressed it
strong men could have bench-pressed it
strong men could have bench-pressed it then again based on the looks of it such
then again based on the looks of it such
then again based on the looks of it such feats of strength would be ill-advised a
feats of strength would be ill-advised a
feats of strength would be ill-advised a pterosaur from the Late Cretaceous
pterosaur from the Late Cretaceous
pterosaur from the Late Cretaceous period Quetzalcoatl s is one of the
period Quetzalcoatl s is one of the
period Quetzalcoatl s is one of the largest known animals to ever take to
largest known animals to ever take to
largest known animals to ever take to the skies though early estimates gave it
the skies though early estimates gave it
the skies though early estimates gave it a wingspan of over 50 feet more
a wingspan of over 50 feet more
a wingspan of over 50 feet more conservative contemporary studies have
conservative contemporary studies have
conservative contemporary studies have reined in that figure suggesting 33 to
reined in that figure suggesting 33 to
reined in that figure suggesting 33 to 36 feet as a likely average although
36 feet as a likely average although
36 feet as a likely average although discovered in Texas the name actually
discovered in Texas the name actually
discovered in Texas the name actually comes from the Aztec god Quetzalcoatl
comes from the Aztec god Quetzalcoatl
comes from the Aztec god Quetzalcoatl which translates into feathered serpent
which translates into feathered serpent
which translates into feathered serpent it’s hard to think of a better name for
it’s hard to think of a better name for
it’s hard to think of a better name for this winged monster number nine
this winged monster number nine
this winged monster number nine gigantoraptor despite having a name sure
gigantoraptor despite having a name sure
gigantoraptor despite having a name sure to inspire nightmares
to inspire nightmares
to inspire nightmares the gigantoraptor isn’t a raptor in the
the gigantoraptor isn’t a raptor in the
the gigantoraptor isn’t a raptor in the traditional sense but rather an
traditional sense but rather an
traditional sense but rather an Oviraptor sore that lived near the end
Oviraptor sore that lived near the end
Oviraptor sore that lived near the end of the Cretaceous period it’s estimated
of the Cretaceous period it’s estimated
of the Cretaceous period it’s estimated to have been more than 16 feet tall and
to have been more than 16 feet tall and
to have been more than 16 feet tall and weigh nearly two tons based on those
weigh nearly two tons based on those
weigh nearly two tons based on those measurements one might assume that this
measurements one might assume that this
measurements one might assume that this big creature wreaked havoc on its fellow
big creature wreaked havoc on its fellow
big creature wreaked havoc on its fellow dinosaurs but this may not have been the
dinosaurs but this may not have been the
dinosaurs but this may not have been the case as a fossil of its jaw revealed
case as a fossil of its jaw revealed
case as a fossil of its jaw revealed that it actually had no teeth since its
that it actually had no teeth since its
that it actually had no teeth since its initial discovery in 2001 the
initial discovery in 2001 the
initial discovery in 2001 the gigantoraptor has raised more questions
gigantoraptor has raised more questions
gigantoraptor has raised more questions than it’s answered but we can say one
than it’s answered but we can say one
than it’s answered but we can say one thing with certainty
thing with certainty
thing with certainty it’s the biggest known bird-like dino
it’s the biggest known bird-like dino
it’s the biggest known bird-like dino discovered so far in history
discovered so far in history
discovered so far in history number eight Titanus era tops another
number eight Titanus era tops another
number eight Titanus era tops another massive dinosaur that lived during the
massive dinosaur that lived during the
massive dinosaur that lived during the late cretaceous period the Titanus era
late cretaceous period the Titanus era
late cretaceous period the Titanus era tops is one of the biggest horned
tops is one of the biggest horned
tops is one of the biggest horned dinosaurs ever this beast weighed
dinosaurs ever this beast weighed
dinosaurs ever this beast weighed approximately 15,000 pounds and measured
approximately 15,000 pounds and measured
approximately 15,000 pounds and measured roughly twenty two point three feet from
roughly twenty two point three feet from
roughly twenty two point three feet from head to tail adding to both was its
head to tail adding to both was its
head to tail adding to both was its massive eight foot head although it
massive eight foot head although it
massive eight foot head although it isn’t known for sure it is likely that
isn’t known for sure it is likely that
isn’t known for sure it is likely that this massive head helped make males more
this massive head helped make males more
this massive head helped make males more attractive to females you know what they
attractive to females you know what they
attractive to females you know what they say about a male Titanus era tops with a
say about a male Titanus era tops with a
say about a male Titanus era tops with a big head don’t you know us either but we
big head don’t you know us either but we
big head don’t you know us either but we do know that with its discovery the
do know that with its discovery the
do know that with its discovery the Titanus era tops also claimed the title
Titanus era tops also claimed the title
Titanus era tops also claimed the title of oldest Triceratops Eenie number seven
of oldest Triceratops Eenie number seven
of oldest Triceratops Eenie number seven magna Polya when you think of enormous
magna Polya when you think of enormous
magna Polya when you think of enormous creatures a duck likely isn’t the first
creatures a duck likely isn’t the first
creatures a duck likely isn’t the first or even the hundredth thing that comes
or even the hundredth thing that comes
or even the hundredth thing that comes to mind well meet the Magna Polya a
to mind well meet the Magna Polya a
to mind well meet the Magna Polya a platypus look and I know that’ll make
platypus look and I know that’ll make
platypus look and I know that’ll make you think twice about all duck-billed
you think twice about all duck-billed
you think twice about all duck-billed creatures living during the Late
creatures living during the Late
creatures living during the Late Cretaceous period this duck-billed
Cretaceous period this duck-billed
Cretaceous period this duck-billed dinosaur was roughly fifty feet long and
dinosaur was roughly fifty feet long and
dinosaur was roughly fifty feet long and weighed up to 25 tons it’s widely
weighed up to 25 tons it’s widely
weighed up to 25 tons it’s widely believed that this dino spent the
believed that this dino spent the
believed that this dino spent the majority of its time in the water and
majority of its time in the water and
majority of its time in the water and may have even been able to float and
may have even been able to float and
may have even been able to float and swim similar to elephants today number 6
swim similar to elephants today number 6
swim similar to elephants today number 6 Tyrannosaurus Rex although it’s no
Tyrannosaurus Rex although it’s no
Tyrannosaurus Rex although it’s no longer considered the world’s biggest
longer considered the world’s biggest
longer considered the world’s biggest carnivore the t-rex remains one of the
carnivore the t-rex remains one of the
carnivore the t-rex remains one of the biggest theropods and apex land
biggest theropods and apex land
biggest theropods and apex land predators ever which makes it still the
predators ever which makes it still the
predators ever which makes it still the king of the dinosaurs in the eyes of
king of the dinosaurs in the eyes of
king of the dinosaurs in the eyes of many people while sizes vary the t-rex
many people while sizes vary the t-rex
many people while sizes vary the t-rex could reach up to 40 feet in length and
could reach up to 40 feet in length and
could reach up to 40 feet in length and a height of approximately 12 feet with
a height of approximately 12 feet with
a height of approximately 12 feet with the largest examples weighing roughly 15
the largest examples weighing roughly 15
the largest examples weighing roughly 15 short tons one of the most fearsome
short tons one of the most fearsome
short tons one of the most fearsome predators to ever live the t-rex also
predators to ever live the t-rex also
predators to ever live the t-rex also scavenged when the opportunity presented
scavenged when the opportunity presented
scavenged when the opportunity presented itself due to its popularity it’s one of
itself due to its popularity it’s one of
itself due to its popularity it’s one of the few dinosaurs that the public refers
the few dinosaurs that the public refers
the few dinosaurs that the public refers to by its proper scientific name
number five per alla Titan little is
number five per alla Titan little is known about this dinosaur due to limited
known about this dinosaur due to limited
known about this dinosaur due to limited fossils but based on the size of its
fossils but based on the size of its
fossils but based on the size of its humerus
humerus
humerus Pirela Titan was by far one of the
Pirela Titan was by far one of the
Pirela Titan was by far one of the biggest sauropods to ever walk the earth
biggest sauropods to ever walk the earth
biggest sauropods to ever walk the earth this behemoth was roughly 85 feet long
this behemoth was roughly 85 feet long
this behemoth was roughly 85 feet long and weighed 59 tons and yet we would
and weighed 59 tons and yet we would
and weighed 59 tons and yet we would still be ignorant of its existence were
still be ignorant of its existence were
still be ignorant of its existence were it not for a fortunate mistake Pirela
it not for a fortunate mistake Pirela
it not for a fortunate mistake Pirela titans discovery was announced in 2001
titans discovery was announced in 2001
titans discovery was announced in 2001 after a grad student named Joshua Smith
after a grad student named Joshua Smith
after a grad student named Joshua Smith and his team got lost during a 1999 area
and his team got lost during a 1999 area
and his team got lost during a 1999 area survey despite its enormous size this
survey despite its enormous size this
survey despite its enormous size this herbivore was likely hunted by large
herbivore was likely hunted by large
herbivore was likely hunted by large predatory dinosaurs though taking it
predatory dinosaurs though taking it
predatory dinosaurs though taking it down would have been no small feat
down would have been no small feat
down would have been no small feat unless a group of predators worked
unless a group of predators worked
unless a group of predators worked together number 4 Giganotosaurus with a
together number 4 Giganotosaurus with a
together number 4 Giganotosaurus with a name like Giganotosaurus you just know
name like Giganotosaurus you just know
name like Giganotosaurus you just know this dinosaur is worthy of a spot on
this dinosaur is worthy of a spot on
this dinosaur is worthy of a spot on today’s list
today’s list
today’s list etymologically speaking the name is
etymologically speaking the name is
etymologically speaking the name is inspired by ancient Greek and translates
inspired by ancient Greek and translates
inspired by ancient Greek and translates to giant southern lizard another monster
to giant southern lizard another monster
to giant southern lizard another monster to live during the Late Cretaceous
to live during the Late Cretaceous
to live during the Late Cretaceous period it’s exact size has been
period it’s exact size has been
period it’s exact size has been difficult to determine although
difficult to determine although
difficult to determine although estimates believe it weighed up to 13
estimates believe it weighed up to 13
estimates believe it weighed up to 13 tons and may have been over 40 feet long
tons and may have been over 40 feet long
tons and may have been over 40 feet long making it bigger on average than the
making it bigger on average than the
making it bigger on average than the t-rex it could also reach speeds of up
t-rex it could also reach speeds of up
t-rex it could also reach speeds of up to 30 miles per hour which is truly
to 30 miles per hour which is truly
to 30 miles per hour which is truly remarkable when you consider its size
remarkable when you consider its size
remarkable when you consider its size number 3 dreadnought us discovered in
number 3 dreadnought us discovered in
number 3 dreadnought us discovered in Argentina in 2005
Argentina in 2005
Argentina in 2005 it took paleontologists four summers to
it took paleontologists four summers to
it took paleontologists four summers to excavate the dread-nots Isis remains
excavate the dread-nots Isis remains
excavate the dread-nots Isis remains thanks in part to the remote location
thanks in part to the remote location
thanks in part to the remote location but also because of its enormous size
but also because of its enormous size
but also because of its enormous size it’s likely that this dinosaur weighed
it’s likely that this dinosaur weighed
it’s likely that this dinosaur weighed about 65 short tons making it heavier
about 65 short tons making it heavier
about 65 short tons making it heavier than 40 wrecks combined it was also over
than 40 wrecks combined it was also over
than 40 wrecks combined it was also over 85 feet long although it isn’t the
85 feet long although it isn’t the
85 feet long although it isn’t the biggest dinosaur to ever live it has
biggest dinosaur to ever live it has
biggest dinosaur to ever live it has been called the terrestrial creature
been called the terrestrial creature
been called the terrestrial creature with the largest known mass furthermore
with the largest known mass furthermore
with the largest known mass furthermore the actual skeleton of dreadnaught us is
the actual skeleton of dreadnaught us is
the actual skeleton of dreadnaught us is one of the most complete dinosaur
one of the most complete dinosaur
one of the most complete dinosaur skeletons of its kind to ever be found
skeletons of its kind to ever be found
skeletons of its kind to ever be found talk about a massive find so you’re
talk about a massive find so you’re
talk about a massive find so you’re looking at the remains of a new genus
looking at the remains of a new genus
looking at the remains of a new genus and species of dinosaur
and species of dinosaur
and species of dinosaur the most complete skeleton ever found of
the most complete skeleton ever found of
the most complete skeleton ever found of a super massive animal number two
a super massive animal number two
a super massive animal number two spinosaurus it’s hard to imagine a
spinosaurus it’s hard to imagine a
spinosaurus it’s hard to imagine a dinosaur that’s both bigger and more
dinosaur that’s both bigger and more
dinosaur that’s both bigger and more vicious than the t-rex but that is
vicious than the t-rex but that is
vicious than the t-rex but that is exactly what we have with the
exactly what we have with the
exactly what we have with the Spinosaurus estimates have the
Spinosaurus estimates have the
Spinosaurus estimates have the Spinosaurus weighing up to 20 tons and
Spinosaurus weighing up to 20 tons and
Spinosaurus weighing up to 20 tons and reaching up to nearly 60 feet in length
reaching up to nearly 60 feet in length
reaching up to nearly 60 feet in length evidence suggests that this dinosaur
evidence suggests that this dinosaur
evidence suggests that this dinosaur lived both on land and in the water and
lived both on land and in the water and
lived both on land and in the water and may have even targeted the sarcosuchus
may have even targeted the sarcosuchus
may have even targeted the sarcosuchus an extinct ancient and giant crocodile
an extinct ancient and giant crocodile
an extinct ancient and giant crocodile like reptile the Spinosaurus even
like reptile the Spinosaurus even
like reptile the Spinosaurus even briefly stole the spotlight from the
briefly stole the spotlight from the
briefly stole the spotlight from the t-rex when it served as the main villain
t-rex when it served as the main villain
t-rex when it served as the main villain in the third Jurassic Park film before
in the third Jurassic Park film before
in the third Jurassic Park film before we unveil our number one pick here are
we unveil our number one pick here are
we unveil our number one pick here are some honorable mentions Giant Killer
some honorable mentions Giant Killer
some honorable mentions Giant Killer that appears to hunt in gangs
and more than capable of taking on the
and more than capable of taking on the very biggest dinosaurs number one
very biggest dinosaurs number one
very biggest dinosaurs number one Argentinosaurus we looked at a number of
Argentinosaurus we looked at a number of
Argentinosaurus we looked at a number of different factors when putting together
different factors when putting together
different factors when putting together this list but the top spot could only
this list but the top spot could only
this list but the top spot could only ever go to one creature the biggest
ever go to one creature the biggest
ever go to one creature the biggest dinosaur believed to have ever lived
dinosaur believed to have ever lived
dinosaur believed to have ever lived the Argentinosaurus scientific estimates
the Argentinosaurus scientific estimates
the Argentinosaurus scientific estimates suggest that the Argentinosaurus weighed
suggest that the Argentinosaurus weighed
suggest that the Argentinosaurus weighed up to 100 tons and was over 115 feet
up to 100 tons and was over 115 feet
up to 100 tons and was over 115 feet long to put this beast in perspective
long to put this beast in perspective
long to put this beast in perspective consider that one of the dinosaur’s
consider that one of the dinosaur’s
consider that one of the dinosaur’s vertebra was over five feet tall it also
vertebra was over five feet tall it also
vertebra was over five feet tall it also laid eggs comparable in size to an
laid eggs comparable in size to an
laid eggs comparable in size to an American football luckily for all other
American football luckily for all other
American football luckily for all other dinosaurs the Argentinosaurus was an
dinosaurs the Argentinosaurus was an
dinosaurs the Argentinosaurus was an herbivore although we can only imagine
herbivore although we can only imagine
herbivore although we can only imagine how much vegetation it needed to eat to
how much vegetation it needed to eat to
how much vegetation it needed to eat to survive do you agree with our picks
survive do you agree with our picks
survive do you agree with our picks check out these other great clips from
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