The Hawkbrothers were bad enough, with their white hair, intelligent birds, and outlandish clothing.

Hawks were named among the most intelligent birds based on his scale.

Of course a really intelligent bird would be a different matter.

Budgies are intelligent birds and can be taught to mimic human speech.

This intelligent bird has a playful personality and a colourful appearance.

Experts regard it as one of the most intelligent birds in the world.

The Chimango is an intelligent bird and has high problem solving abilities compared to other birds.

These intelligent birds are popular because they can copy human talking.

They are intelligent birds, so many people keep them as companion animals.

Crows are some of the most intelligent birds in the world.