In the Land of Giants: Argentinosaurus, Puertasaurus and Futalognkosaurus

Patagonia has become synonymous with 'giant'Pieces of Argentinosaurus were first unearthed in
discoveries of the prehistoric world. Dinosaurs that1988 by a farmer named Guillermo Heredia in
dwarf their contemporaries are found hereArgentina. All in all, about 10 percent of the
frequently and paleontologists are flocking to theskeleton was recovered, the vertebra being the
region to unearth them.largest ever found at 5 feet high.
Giganotosaurus, the largest carnivorous dinosaurPuertasaurus
at 45-feet-long, was dug up in this region alongIn 2001 excavation began on the fossilized
with a number of other massive Sauropods andremains of another giant Titanosaur discovered
Titanosaurs (herbivorous dinosaurs).by fossil hunters Pablo Puerta and Santiago Reuil in
What Is The Largest Dinosaur Ever Found?Argentina's Santa Cruz Province. This dinosaur
At the moment there are three dinosaurs, whichwas 115-131 feet long and weighed an astonishing
are contenders for the largest dinosaur ever88-110 tons. About 70 million years old, the neck,
found. Incredibly all three were found in theback and tailbones were found with large fossilized
Patagonian region sparking revelations that thelogs, suggesting this region was a vast forest in
Titanosaurids roamed the earth for a lot longerprehistoric days.
than previously thought.Paleontologist Fernando Novas announced this
Titanosaurs are the largest recorded creatures toimportant find on July 21st 2006.
have ever walked the earth.Futalognkosaurus
Belonging to a branch of the Sauropod familyAn incredible discovery, Futalognkosaurus dukei, is
these giants were large, long-necked plant eatersthe most complete Titanosaur skeleton ever
that walked on four feet and flourished in thefound. Scientists believe this dinosaur is a
southern latitudes. They had relatively small headscompletely new species of Titanosaur, its unique
compared to other Sauropods and theirneck structure having never been seen before.
backbones were not hollowed out like the rest ofThis giant measures about 105 feet long with the
this family. Many paleontologists believe thisneck stretching a whopping 56 feet. It lived some
species moved in herds and fossilized remains88 million years ago, with the bones first
show an armored, scaled skin covering theirunearthed in 2000 at Lake Barreales in Argentina.
bodies. All of the largest dinosaurs on recordComparisons
belong to this species.All three of these giants belong to the same
Before the relatively recent discoveries in Southfamily and lived during the same time period.
America scientists had believed this species diedScientists are unable to determine which dinosaur
out before the mass extinction of their smallermay have been the biggest as bones discovered
counterparts. Now they have evidence that thisfrom the creatures weren't all the same. For
large family group survived in Patagonia up untilPuertasaurus only a few vertebrae were found
the end of the Cretaceous period. They were theand no limb bones were discovered at the
most widely distributed dinosaurs on the planet.Futalognkosaurus site. So unless further fossils are
Argentinosaurusunearthed they will never be able to measure
The first of the big three to be discovered, thewith any degree of accuracy, which is the biggest
115 feet long, 100 ton Argentinosaurus was afossil of them all.
heavy hitter in the Cretaceous period about 85When it comes to species, though, there is a clear
million years ago. An herbivorous animal it survivedand definite answer as to who is the largest. The
on plants and used its extraordinarily long neck toTitanosaurs named after the mythological Greek
reach juicy foliage.Titans are number one.