"When we first went down this road of looking for extinct creatures, it was sort of a tinfoil hat thing."
"There's over 900 extinct species and nearly 177,000 critically endangered animals. As a lifelong passionate conservationist, it would be a dream come true to bring some of these animals back from extinction."
"Just like how the dodo grew big and lost its ability to fly, a similar evolution took place here, producing the weimanu, the common ancestor of all penguins."
"The premise of this world is that there was once a race of giant creatures here but they died off leaving only their earthworks and their garbage."
"Experts say the dire died out 10,000 years ago but modern eyewitnesses report a similar creature."
"There's something about dinosaurs that captures the imagination, giant mysterious animals that roam the Earth for millions of years now gone forever."
"The young horse is a Lenskaia or Alina horse, an extinct species genetically different from the region's modern horses."
"The Siberian unicorn, an extinct genus of rhinoceros who roamed Eurasia some 39,000 years ago."
"Scientists believe that as cloning progresses, certain extinct creatures, such as the Irish elk immortalized in a poem by Seamus Heaney, may be resurrected."
"Thylaco leo appears to have developed some incredibly terrifying carnassials too."
"Surely the most obvious is dinosaurs. But as much as you might like to think bringing dinosaurs back would be fun, the reality would be far less Flintstones and far more Jurassic Park."
"The Ice Age was much more than that and filled with weird extinct animals that are often forgotten about today."
"Ground sloths related to Modern sloths but lived on the Ground and were much much bigger than modern sloths."
"Because of how recently they went extinct, scientists recovered enough genetic material to create living embryos."
"Experts believe the mammoths died due to the condition of the land."
"Here's hoping the thylacine gets a second chance."
"Haast's Eagle, the biggest eagle to have ever existed."
"Mammoths may have a role to play in climate change."
"Large herbivores like mammoths used to eat this foliage."
"Anatomy is crucial in the study of dinosaurs and other extinct animals."
"The eyes of that species of extinct giant, whose bones fill the mounds of America, have gazed on Niagara as our eyes do now."
"There were once Mega Penguins over 6 feet tall."
"Even skeptics believe that any technology developed to bring back extinct species could be useful to help endangered species."
"The elephant bird, now extinct, was the largest bird that has ever lived. It's estimated to have weighed up to 1100 lb and stand up to 11 ft tall."
"Extinct animals have long been a source of fascination for many."
"The Sicilian dwarf elephant roamed the Earth about 500,000 years ago."
"The eyes of the species of the extinct giants whose bones filled the Mounds of America have gazed upon Niagara as ours do now."
"Join us as we dive into the stories of these lost breeds and learn more about the incredible animals that once roamed the Earth."
"The evidence was pointing to a whole new class of extinct creatures."
"The American lion was the biggest extinct cat known to science to live in North America."
"Gigantopithecus Blacki is an extinct species of ape that roamed the forests of southern China during the Pleistocene Epoch."
"We have brought down a monster thought to be extinct, and we could get incredibly valuable information from it."
"It's supposed to be extinct. Megalodon, ancestor of the great white shark, with a 10-foot wide bite."
"This year we discovered a new extinct species of penguin."
"Perhaps the most iconic extinct species in existence, the dodo is still a species shrouded in mystery."
"The Denisovans, an extinct species of humans closely related to the Neanderthals."
"Have you ever wondered what these vanished animals looked like and how incredible they might have been?"
"The first children are a now extinct species of diminutive archaic human; they had highly sophisticated technology powered by the indigenous magic of Chimer."
"People love extinct creatures and they love even cryptozoological things like the Loch Ness monster and Yeti; it just fascinates us."
"The American cheetah went extinct around 10,000 years ago, before then it was found all over what is now the United States."
"I'm going into this very open-minded, trying to find one of these guys because I think that's what you have to do when you're looking for a species that's supposedly not here anymore."
"We have discovered an island full of animals that have long been thought to be extinct."
"My PhD was in working out what color extinct animals might have been."
"The giant ground sloth is believed to have lived an additional 5,000 years by retreating deep into the Amazon rainforest."