It might sound like the plot of a movie, but these so-called 'super pigs' are very much the real deal.
Strange life forms have been found thriving in an environment that's totally inhospitable to almost everything else.
Meet Bobi - a 30-year-old Rafeiro do Alentejo who has been officially recognized as the oldest dog in the world.
This huge marine creature - a 4-foot-long American eel - has been described as 'basically as big as they get'.
A new study has highlighted the impressive (and sometimes bizarre) regenerative abilities of sea spiders.
Wildlife officials in Australia have confirmed that this gargantuan cane toad is very much the real deal.
Most of us write with either our left or our right hand, but is 'handedness' also a thing in the animal kingdom ?
The enormous snake was recently captured on camera when Everglades visitor Kymberly Clark came across it.
The bizarre footage, which was filmed recently in Derbyshire, is as intriguing as it is heartbreaking.
The creature in this footage looks like a strange cross between a wolf and a fox - but as it turns out, it is neither.
The last known living thylacine - an animal named Benjamin - died at Hobart Zoo all the way back in 1936.
Sporting five finger-like appendages, the 'hand' was found washed up along the shoreline on a beach in Brazil.
This gargantuan goldfish - which recently went viral - was caught by Worcestershire angler Andy Hackett.
A huge crocodile nicknamed Gustave has been terrorizing locals near Lake Tanganyika in Burundi for decades.
Authorities in the state have moved to warn residents of the dangers posed by these tiny communal insects.
The animal, which was photographed by a university researcher, was spotted in a residential area in the Yukon.
Scientists using ice-penetrating radar have spotted an enormous river snaking its way beneath the Antarctic ice.
The incident serves as a stark reminder of the danger these enormous snakes can pose to humans.
No, this isn't an image of a monster from a fantasy movie... it's a creature that you might find in your own garden.
This fearsome looking denizen of the deep has needle-sharp teeth and a terrifying extendable mouth.