There a really big quantity of extinct animals and we never imagined they have existed, and there are many reasons why they became extinct like Global Warming, their space were took by another species o they dindn’t have enough food, they at least left a little paw print of their existence in this planet. If we thought that dinosaurs were the only animals that we never saw, we were wrong.
If we take out of the list the dinosaurs that once were alive in this planet we could discover many other unknown and interesting animals. These are some species that left some proof they existed but disapeared completely and we neverr are going to have them back.
Dodo
The Dodo is an extinct flightless bird that was native to the tiny island nation of Mauritius before this specie died.
Extinct
The dodo was a pretty easy species to catch. This specie was extinct by 1680.
Tasmanian tiger
It is also known as Tasmanian wolf. It was the largest known carnivorous marsupial of the modern times.
Extinct
It is believed to have become extinct in the 20th century. The Tasmanian tiger was relatively shy and a nocturnal creature.
Steller's sea cow
Stelle's sea cow is an extinct sirenian which was discovered by Europeans in 1741. It was named after Georg Wilhelm Stelle who discovered the species.
Extinct
It was part of the order Sirenia and a member of the family Dugongidae. Steller's sea cows grew to be 8 to 9 m long as adults.
Woolly mammoth
These species lived during the Pleistocene epoch and was one of the last in a line of mammoth.
Extinct
Woolly mammoth was almost the same size as the modern African elephants.
The great auk
The great auk was a specie of flightless alcid that became extinct approximately in the 19th century.
Extinct
It is unrelated to those specie known as penguins, which were named penguins after the great auk.
Ground sloths
Ground sloths are extinct sloths. Over time evolution fitted the amphibious sloths.
Extinct
This specie lived almost 4 million years ago. Could stay alive after ice era.
Elephant birds
These were members of the Aepyornithidae family. Elephant birds were large flightless birds that lived in Madagascar.
Extinct
The elephant birds become extinct around 1000-1200 AD, but the reasons why they became extinct is not so clear.
Saber-toothed tiger
This specie can be considered as a member of different extinct groups of predatory mammals.
Extinct
They are well known for having maxillary canines which extended down from its mouth even if its mouth was closed.
Atitlán grebe
The Atitlan grebe is also known as poc, was a water bird and a relative of the pied-billed grebe.
Extinct
It could be find at the Lago the Atitlan in Guatemala. Its decline began in 1958 and again in 1960 after smallmouth bass.
The quagga
The quagga is an extinct subspecies of plains zebra and used to live in South Africa until the 19th century.
Extinct
The quagga was hunted when the Dutch settlement of South Africa began.