The Siberian tiger is on the verge of extinction.

This bird is in danger of dying out.

These animals are on the verge of extinction.

These animals are on the verge of extinction.

And our new project is having the inmates and ourselves

Many species of insects are on the verge of extinction.

Many fragile species are on the verge of extinction.

Some wild animals are on the verge of extinction.

Nearly one third of the world's amphibian species are endanger of extinction, and over 100 species have already disappeared.

A fund was set up to preserve endangered marine life.

Evolutionarily speaking, we're just a blip.

I love a challenge, and saving the Earth is probably a good one.

Middleearth stands upon the brink of destruction.

80 percent of all amphibians are threatened and in come decline.

and, if anything, at a far greater rate.

That bird is now in danger of dying out.

Give us that kind of dreaming, that kind of doing.

When they are in danger, they run away.

Of the 15 percent evaluated, 20 percent are classified as in peril, that is, in danger of extinction.

I think I'm in danger.

As a test case, I propose we start with American dancers.

Now, rather than saying that we're on the brink of our own annihilation,

A fund was set up with a view to preserving our endangered planet.

You say we're on the brink of destruction and you're right.

Not you. Not I.

These are two creatures that were created in order to save endangered species.

We have now entered in the 6X, the sixth major extinction on this planet.

Those animals were in danger of dying out.

It's not my reputation at stake here.

But despite this amazing longevity, they're now considered critically endangered.

Do you think those people would behave so

Because it told me, by God, one person got it.

(Laughter)

Look,this family's reputation is already hanging by a thread.

Elephants are in danger of dying out.

Here's one risk of extinction that we all became aware of recently, when an asteroid passed close to our planet.

And they will have the pleasure, many of them, of seeing those frogs that they've raised from eggs and helped develop, helped nurture, move out into protected wildlands to augment the number of endangered species out there in the wild.

And what I've learned since that event and during my recovery is that consciousness is under threat on this planet in ways it's never been under threat before.

And yet, the type of fishing going on today, with pens, with enormous stakes, is really wiping bluefin ecologically off the planet.

But at the same time, conservation biologists are realizing that bad news bums people out.

Si it was only when your world was threatened with destruction that you became what you are now.

In 1939, as in 1914, the world was on the brink of war.

Xerxes' hordes face obliteration.

For the world has grown full of peril and in all lands love is now mingled with grief.

There's oil spills, environmental disasters, water rights disputes, breakaway republics, famine, endangered species and global warming.