All Available Episode
All Season 1 Episode
![](https://image.tmdb.org/t/p/w300/oLSEszfL6bFy10LOqDAIIYF5BtK.jpg)
1. Secrets of the Deadly T-Rex
At a dig site in America, paleontologists want to find out how the Tyrannosaurus Rex became the king of the mighty primeval lizards.
![](https://image.tmdb.org/t/p/w300/zHIxH6pEPot3ZwrssGWZM3ToIN9.jpg)
2. Secrets of the Tasmanian Tiger
Tasmanian tigers, also known as thylacines, lived in Australia for a long time. Their population suddenly fell sharply in the 1920s, leading to their extinction. The last known animal died in September 1936 in a zoo in Tasmania.
![](https://image.tmdb.org/t/p/w300/sFzC0Qd1QMap0IEsQTTpc4M00lk.jpg)
3. Secrets of the Sabre-Toothed Tiger
Excavations in Los Angeles' La Brea Tar Pits, pits filled with natural asphalt, could help unravel the mystery of how the sabre-toothed tiger hunted its prey.
![](https://image.tmdb.org/t/p/w300/pvH1p97IJv1IXAY3GEoOr1InQ7k.jpg)
4. Secrets of the Terror Whale
A unique archaeological site in Egypt may help solve the mystery of how prehistoric land mammals evolved into superior sea predators.
![](https://image.tmdb.org/t/p/w300/mOSEqX2oPbONe3U4T8ipcmr2Akv.jpg)
5. Secrets of the Killer Mega Shark
Examines the megalodon, a gigantic shark that could reach a length of 16 to 20 meters. Since these majestic giants went extinct at least 2.6 million years ago, there are few remains for scientists to study.
![](https://image.tmdb.org/t/p/w300/gjvSpG3gV9uzNhslVe62KhjxtvM.jpg)
6. Secrets of the Giant Mammoths
Archaeological evidence may explain why mammoths suddenly disappeared from the steppe landscapes of the northern hemisphere.