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Which type feather has nerve endings in it?

Filoplume

Which type of feather covers the outside of the body?

Contour

How many chambers are in a bird's heart?

4

Which order of reptiles is the most closely related to the birds?

Crocodilia

What type of baby bird is dependant on the parent at birth?

Altricial

What type of bird mates with more than one female in a single season?

Ploygynous

True or false: Birds are oviparous.

True

The strongest types of muscles in a bird are those used for...

Flight

What is the covering of feathers on a bird called?

Plumage

What type of feather provides insulation?

Down

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