Do you know why birds fly in formation?

In order to survive Humans have had to organise themselves.

Well, if that's true, a couple other things had to be true as well.

Of the Order of the Phoenix.

The opposite happened.

You're headed for more trouble than you can possibly understand, Sean.

A bunch of dirt?

I heard it's a pretty bad outbreak.

The third is what you might call sympathy, the ability to work within groups.

So for example, there was one study that was done in a population of Ashkenazi Jews in New York City.

Size of the total population

They all disappeared!

There has been this centralized event in a place called Lake Chenghai, China.

Original Order of the Phoenix.

You do find groups in the animal kingdom you do find cooperative groups but these groups are always either very small or they're all siblings.

And we have to duke it out every day, so we resort to politics.

Well, what do you think i've got here now?

English Subtitles by T. Kameneva

I think it's kind of obvious and intuitive that you catch the moods of people around you, but now they're finding that people get fat in groups, they get happy in groups, they quit smoking in groups.

In birds, life gained new mobility. Flamingos covered continents.

And many of you were doing what great, if you will, tribal leaders do, which is to find someone who is a member of a tribe, and to find someone else who is another member of a different tribe, and make introductions.

Population size

I think I feel a little full. The next movement is called mobs.

The Persian warrior elite.

Now what is a tribe?

Well, it's definately the work of professionals.

Number of success overall

So I decide to replace Francois Fillon

People forget that. People think of trade as a modern thing.

Is nothing sacred anymore, for heaven's sake?

It's a whole race of people no bigger than ants.

But the good news is they are out there.

We had no idea

English Subtitles by T. Kameneva

And in those examples, it's important that you understand the difference between a population and a sample.

A group of organ systems working together make up an organism, and a group of the same organisms are a population.

You've got people in white hats making food.

Those birds build their nests in the summer and fly to the south in the winter.

This is Mad Max, a blackbird who lives in Rotterdam.

Fourth, students must stop traveling in packs.

So look at it this way

You can do it. So Paula Radcliffe, unfortunately, does it.

However, not everyone understood the importance of our mission.

And I got my daughter's Barbie doll dish,

It's gangs like