Top 15 David Attenborough Quotes

But for Hatzegopteryx, the beach is a launching pad. Now his wings will carry him to yet another forest, where life proliferates more variously and more abundantly, than anywhere else on our prehistoric planet.

Tyrannosaurus rex, an animal to spark the imagination for all of us. What kind of an animal was it? What did it look like? How did it live? Now, scientific research has answered such questions, and not just about T. rex, but the other species that lived alongside it. And the latest imaging technology enables us to bring them all… to life.

Um, so, the world is not as wild as it was. Well, we've destroyed it. Not just ruined it. I mean, we have completely... well, destroyed that world. That non-human world is gone. Uh.... The... Human beings have overrun the world.

Since I started filming in the 1950s, on average, wild animal populations have more than halved. I look at these images now and I realize that, although as a young man I felt I was out there in the wild experiencing the untouched natural world... it was an illusion. Those forests and plains and seas were already emptying.

This is now our planet, run by humankind for humankind. There is little left for the rest of the living world.

We're replacing the wild with the tame. Half of the fertile land on earth is now farmland. 70% of the mass of birds on this planet are domestic birds. The vast majority, chickens. We account for over one-third of the weight of mammals on earth. A further 60% are the animals we raise to eat. The rest, from mice to whales, make up just 4%.

We have overfished 30% of fish stocks to critical levels. We cut down over 15 billion trees each year. By damming, polluting, and over-extracting rivers and lakes, we've reduced the size of freshwater populations by over 80%.

Our imprint is now truly global. Our impact now truly profound. Our blind assault on the planet has finally come to alter the very fundamentals of the living world.

Right now we are facing a man-made disaster of global scale, our greatest threat in thousands of years: climate change. If we don’t take action, the collapse of our civilisations and the extinction of much of the natural world is on the horizon.

The coral's stinging armoury isn't used only for collecting food; they also use it to fight. As has been discovered only comparatively recently, corals, like many animals that live on land, are extremely territorial. But in order to see the battles, you have to speed up time.

Sinking beneath the waves is a very surreal experience. Your first instinct is to hold your breath. At night, the reef is a ghostly world. Tiny shrimplike creatures dance in the lights. ... with little light, there is a lot less colour. But this is still a magical place.

If you understand about the natural world, we’re a part of the system and you can’t feed lions grass. But because we have the intelligence to choose… But we haven’t got the gut to allow us to be totally vegetarian for a start. You can tell by the shape of our guts and the shape of our teeth that we evolved to be omnivores. We aren't carnivores like lions but neither are we elephants.

The thing about a bush baby is that the male establishes its territory by peeing on his hands and putting it all on the walls. And after you've had a pair for about six months, you can see people coming into the house, sniffing and going: ‘Now, that’s definitely not mulligatawny soup.’

I'm not an animal lover if that means you think things are nice if you can pet them, but I am intoxicated by animals.

To suggest that God specifically created a worm to torture small African children is blasphemy as far as I can see.