飛んだり巣を造ったりするのは鳥の本性です。の英語

It is in the nature of birds to fly and build nests.

Birds make a nest in the springtime to raise their babies in.

It is an ill bird that fouls its own nest.

Birds make their nests in trees.

Birds always return to their nests.

At once the birds left their nests.

Birds build nests of twigs.

I tried not to disturb the nesters.

Some birds nest on the ground.

The bird is in its nest.

The parent bird encourages its chicks to leave the nest once they are grown.

Before its flight, the chick repeatedly flapped its wings in its nest.

of a young bird, to leave the nest

That bird made a nest in a tree in the garden.

A young bird had fallen out of the nest.

birds are nesting outside my window every Spring

I saw a lot of birds flying toward the south.

The birds were flying in a group.

There was a fledgling bird there.

The bird has been brought to the edge of extinction.

The birds were flying in a group.

A parent bird has been feeding it to its children.

(of birds) leaving the nest shortly after hatching

Some birds alighted on the window sill.

Many birds hold territory around the nest.

There are many small birds flying there.

The bird was soon itself again.

I saw a lot of birds flying toward the south.

It is difficult to shoot a bird flying in the air.

I saw a bird fly across the sky.