The older a species, the better it is at adapting to change. From the ancient lineage of sharks, who've evolved into perfect predators, to the living fossil known as the bichir, get a closer look at some of nature's enduring evolutionary masters.
At first glance, they look like pigs, but they're actually white-lipped peccaries from the Brazilian wetlands of the Pantanal, 10 times the size of the Everglades. Follow scientists as they track these mysterious mammals in their daily quest for food, while keeping a watchful eye for their main predator: jaguars.
Antarctica is the most remote and pristine wilderness on the planet. , It is a timeless and harsh land like no other. Night here can last three months and in the peak of summer the sun never sets. To understand how life can exist in this continent of snow and icebergs you must spend a year there. You discover that despite being the least habitable place on Earth, life abounds in Antarctica. Megafauna such as humpback whales and orca, massive seals and stately penguins all take the brutal conditions head on and thrive in this year on ice.
2017 • Nature
When you're a baby zebra, muskox, or pronghorn, there is no shortage of predators eyeing you as their next meal. From learning defensive herding to early sprinting skills, these vulnerable newborns hit the ground running with keen survival instincts.