The Titanoboa went extinct around 50 million years ago, but what might life be like now if this gargantuan beast still roamed ...

These iconic rain-forest ... snake pause, offering a precious instant for the frog to spring to safety. Their neon-green bodies may play a similar role in thwarting predators. Many of the animals ...

The green anaconda holds its own record as the heaviest snake on Earth ... such as the African savanna or Russian boreal forest, and the animals that thrive in these unique habitats.