Most male mammals have little to do with raising their offspring.

Natural selection should favor parents who can successfully raise the most offspring.

He would have liked to have met the parents who raised such offspring.

Parrot parents invest a lot of time raising their offspring.

But if a man were emotionally unfaithful, a woman might lose his support in raising their offspring.

One in every five mothers with children younger than 18 in the county is raising her offspring alone.

The host may be the one that ultimately ends up raising offspring after they return from foraging.

They raise their young in crèches, one female taking care of her own as well as several others' offspring.

In addition to being monogamous, both the male and female take part in raising offspring.

This mechanism evolved to keep the young from starving and to ease the burden of raising offspring.