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Flying creatures 6

Apologia flying creatures lesson 6

QuestionAnswer
What is mating? When birds decide to raise young together
What is courting? When the male bird tries to prove to the female that he is the best choice while the female decides which male she likes.
Do male birds sometimes do really strange things to impress female birds? Yes
What is duetting? When a male and female decide to raise young together and then sing together.
In all species, do only female birds take care of the eggs and baby birds? No
What is cooperative breeding? When other birds besides parents help raise the young birds.
With ostriches, does the male (with black feathers) sit on the nest in the daytime or nighttime? Nighttime because his black feathers blend into the darkness of night.
With ostriches, does the female (with brown feathers) sit on the nest in the daytime or nighttime? Daytime because her brown feathers blend into the surrounding ground.
In all species, do both the male and female stay together caring for the babies until they are grown and leave the nest? No
What is special about the Mallefowl (also called the thermometer bird)? He uses his tongue to check the temperature of the nest to make sure it is not too hot or too cold for the eggs.
What is a clutch? All the eggs in a nest
True or False: The number of eggs in a clutch varies from 1 to about 10 eggs, depending on what species of bird it is. True
What is a brood patch? A little patch of exposed skin (without feathers) that is used to sit on eggs to keep them warm.
What is an egg tooth? A sharp notch on the top of a baby bird's beak that is used to help him to break out of the egg.
What does altricial mean? It means that special care is required after hatching (since babies are born blind, featherless and unable to stand).
What is a crop in a bird? It is a sac in the body of all birds that stores and softens food.
What are nestlings? Baby birds that can see, have started growing feathers, and move around the nest a bit.
What are fledglings? Baby birds that are a little older and have started to make short, clumsy flights.
What are precocial hatchlings? Baby birds that are born with down feathers, able to see and able to walk around almost immediately.
What are the holes that carry air and other gases in and out of an egg shell called? Pores
On the inside of an egg, what is the yellow part called? Yolk
On the inside of an egg, what is the clear (in uncooked egg) or white (in cooked egg) part called? Albumen
On the inside of the egg, what are the ropey strands that hold the yolk in place called? (We looked at these when we cracked open the egg in class.) Chalazae
On the inside of an egg, what is the small pocket of air between the inner and outer cell membranes called? Air cell
What is the hard outside covering of an egg called? Shell
Created by: amcollins
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