How can we help?

You can also find more resources in our Help Center.

10 terms

Birds

STUDY
PLAY
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?
Polygynous
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