Prehistoric Birds A to Z
This "terror bird" hatcheted prey with its giant beak.
Guess how tall this "human bird" was?
This ancient, flying reptile was about the size of a modern pigeon.
One of the biggest flying birds that ever lived.
This "dawn bird" predated Archaeopteryx by 10 million years.
Better known as the "Demon Duck of Doom."
The only parrot to be indigenous to the U.S.
Guess what country this proto-bird was discovered in?
This penguin-like bird lived in ancient Japan.
This ancient bird plied the coasts of Eocene England.
Dinornis (Giant Moa)
Some of these birds attained heights of 12 feet.
The poster bird for extinction.
Elephant Bird (Aepyornis)
This prehistoric bird weighed almost half a ton.
Emeus (Eastern Moa)
This moa had comically oversized feet.
This "opposite bird" lived alongside the dinosaurs.
It lay at the root of the hummingbird evolutionary tree.
This bird migrated in one vast flock.
Was this the first amphibious bird?
This ostrich-like bird coexisted with dinosaurs.
This prehistoric bird was a fierce hunter.
This ostrich-like bird was hunted to death 50,000 years ago.
Giant Penguin (Icadyptes)
This "dino-penguin" made its home in Eocene Peru.
Great Auk (Pinguinus)
This flightless bird was hunted to extinction 200 years ago.
Haast's Eagle (Harpagornis)
The largest eagle that ever lived.
A flightless bird of the late Cretaceous.
A tiny bird from the early Cretaceous period.
This "fish bird" had a set of very reptilian teeth.
This Eocene penguin had red and gray feathers.
One of the earliest known birds.
Another plus-sized penguin of the Oligocene epoch.
This "terror bird" had an enormous skull.
A tiny, perching bird from the early Cretaceous.
This early bird has proven difficult to classify.
The Hawaiian equivalent of the Dodo Bird.
Did this Scandinavian parrot "pine for the fjords?"
One of the biggest sea birds that ever lived.
A prehistoric precursor of the flamingo.
After the Dodo, the most famous extinct bird of modern times.
A chicken-like bird of the late Cretaceous.
The biggest flying bird that ever lived.
This ancient bird was a kind of "dino-duck."
This "terror bird" only weighed about 10 pounds.
Once thought to be a bird, now identified as a pterosaur.
The largest known bird from the early Cretaceous period.
Scientists can't decide if it was a dinosaur or a bird.
Stephens Island Wren
This tiny, flightless bird went extinct in 1894.
A prehistoric relative of modern condors.
Terror Bird (Phorusrhacos)
This bird was as scary as its name is hard to pronounce.
Thunder Bird (Dromornis)
A contender for the "world's biggest bird" title.
The star of the horror movie "The Flock."
This Cretaceous bird was discovered in Antarctica.
The earliest penguin in the fossil record.