This mating was a particularly agressive mating.

The mating cry.

Romantic love enables you to focus your mating energy on just one at a time, conserve your mating energy, and start the mating process with this single individual.

What if mating season never ends?

A mating of eagles, Your Sanctity!

The mating call of the moose.

It is a form of assortative mating.

Mating can be either monogamous or promiscuous for both males and females, and mating can include individuals from outside the group.

It's a drive, it's a basic mating drive.

For such huge birds, mating is a gentle affair

And, unfortunately, on YouTube, there's many cats mating videos.

Because the chimps have a very promiscuous mating society.

In some species, the female will eat the male after mating, but in any event, the male will not survive for long after mating.

Small population size, non random mating, mutations and gene flow.

In this case, life's greatest prize an appropriate mating partner.

So we go online, and we put in cats mating.

We've registered released animals mating in nature and having chicks.

We're getting the results of the mating season about now.

I think romantic love evolved to enable you to focus your mating energy on just one individual at a time, thereby conserving mating time and energy.

Tool use must have enhanced our survival, mating and so on.

Precisely because the cost of making a sub optimal mating choice

The only cost in most flocks is a loss of free mating.

No, the peacock's tail results from the mating choices made by peahens.

This finger should remind you of mating, because a ring represents a couple.

It's a drive to win life's greatest prize which is a mating partner.

After mating, the fertilized egg remains in a suspended state until August or September.

The only cost in most flocks not even this a loss of free mating.

That is, to send more winged queens and males to that year's mating flight.

Moving on to mating, something that I think everybody here would be interested in.

And of their mating too, and of their friendliness with each other, and their play.

On the bottom tier we have basic needs shelter, clothing, food, water, mating and so forth.

On the bottom tier, we have basic needs shelter, clothing, food, water, mating and so forth.

So this is the assortative mating hypothesis of these genes reinforcing one another in these structures.

Foremost, I have come to think that romantic love is a drive, a basic mating drive.

So we put in dogs mating, and, you know, we're watching it, and she's totally absorbed.

So, the things that men and women sing about, are perfectly congruent with universal mating preferences.

A mating system is a way in which a group is structured in relation to sexual behaviour.

As a measure, fertility rate is the number of offspring born per mating pair, individual or population.

And then she goes, Mom, do you think they would have, on the Internet, any humans mating?

Many times, we use products either men or women, to improve our position in the mating market.

Females mated with top mating males tend to return to the male the next year and search less.

She began to harass him and this is where these two began the first mating that we saw.

It's typical for leopards to mate probably every half hour in the first several days of their mating.

The mating season occurs between September and December, during which the loud barks males make could be easily heard.

For this purpose, the first pleopods (legs attached to the abdomen) of the male are constructed as mating tools.