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Sæsoner 1
Udgivelsesdato
Mar 18, 2016
There are many fine examples of evolutionary history in the natural world. Whales evolved from land-dwelling creatures to today's marine mammals.
There are many fine examples of evolutionary history in the natural world. Whales evolved from land-dwelling creatures to today's marine mammals.
Udgivelsesdato
Mar 18, 2016
The leopard is perhaps the best-equipped big cat, with a population spread far and wide, but lions have almost no predators.
The leopard is perhaps the best-equipped big cat, with a population spread far and wide, but lions have almost no predators.
Udgivelsesdato
Mar 25, 2016
Desert animals have evolved to handle heat and lack of water. This includes scorpions, which have existed since life first crawled from the sea.
Desert animals have evolved to handle heat and lack of water. This includes scorpions, which have existed since life first crawled from the sea.
Udgivelsesdato
Mar 25, 2016
The African Savannah sees thousands of battles each day. How do elephants survive on a diet that even the strictest vegetarian would avoid?
The African Savannah sees thousands of battles each day. How do elephants survive on a diet that even the strictest vegetarian would avoid?
Udgivelsesdato
Apr 01, 2016
Males and females of some species fight viciously. Though they are usually not trying to kill each other, the fighting can result in death.
Males and females of some species fight viciously. Though they are usually not trying to kill each other, the fighting can result in death.
Udgivelsesdato
Apr 01, 2016
With predators always looking for a meal, their prey must constantly avoid being eaten. Defensive adaptations add to their chances of survival.
With predators always looking for a meal, their prey must constantly avoid being eaten. Defensive adaptations add to their chances of survival.
Udgivelsesdato
Apr 08, 2016
Attack and escape scenarios involving avian predators and their prey, including horizontal speeding and diving to avoid capture.
Attack and escape scenarios involving avian predators and their prey, including horizontal speeding and diving to avoid capture.
Udgivelsesdato
Apr 08, 2016
Crocodiles are descended from animals that roamed Earth 250 million years ago, while snakes rely on the sun to control their temperature.
Crocodiles are descended from animals that roamed Earth 250 million years ago, while snakes rely on the sun to control their temperature.
Udgivelsesdato
Apr 15, 2016
From insects that look like leaves and snakes that play dead to flying fish and poisonous toads, animals defend themselves in fascinating ways.
From insects that look like leaves and snakes that play dead to flying fish and poisonous toads, animals defend themselves in fascinating ways.
Udgivelsesdato
Apr 15, 2016
Almost all animals living in the sea have bodies designed for hunting or protection, and predators have adapted extreme measures to survive.
Almost all animals living in the sea have bodies designed for hunting or protection, and predators have adapted extreme measures to survive.
Udgivelsesdato
Apr 22, 2016
Protecting themselves underwater is a matter of invention and reinvention, so aquatic animals deploy an array of strategies just to stay alive.
Protecting themselves underwater is a matter of invention and reinvention, so aquatic animals deploy an array of strategies just to stay alive.
Udgivelsesdato
Apr 22, 2016
There are many reasons why insects survive, from strong, flexible shells to wings that give them the option of flying away from danger.
There are many reasons why insects survive, from strong, flexible shells to wings that give them the option of flying away from danger.
Udgivelsesdato
Apr 29, 2016
Nocturnal animals use the dark to escape predators, avoid the heat of the day, and take turns sharing food and resources.
Nocturnal animals use the dark to escape predators, avoid the heat of the day, and take turns sharing food and resources.
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