Flashcards in Abeka Biology Chapter 17 Deck (36):
What zoologists, Who study birds, inform us that there are approximately nine thousand species of birds love today, ranging in size from the tiny bee hummingbird, which is about two inches long, and weighs 7/100 of an ounce, to the african ostrich, which may stand nearly 8 feet tall and weigh nearly 350 pounds?
What kind of birds have 3 toes pointing forward and 1 pointing back, and feet designed to hold the bird securely on its perch even when asleep?
What birds are known for their fierce and precise hunting skills?
birds of prey
What is the largest living land bird of north America?
What is the the fastest animal of any living creature?
What birds commonly live or feed in the water known as?
What animals have long be hunted for both food and sport, including quails, pheasants, partridge, grouse, doves, wild turkey, and many others called?
What birds live in the world's tropical forests?
What birds, although they ave wings or winglike structures, cannot fly?
What are one of the most obvious features of a bird that allows it to fly?
What are the feathers of a bird that gives the bird its streamlined shape?
What special contour feather on the wings provide the necessary wing shape for flight?
What soft fluffy feathers close to the bird's body provide excellent insulation without adding much weight?
Know the parts of a feather.
Rachis, barbs,barbules, and vanes
What is a retractable group of feathers on the front of the wing?
What three parts can the brain of a bird be divided into?
cerebrum, cerebellum, and brain stem.
What lobes of a bird are not part of the cerebrum as in mammals or man, but are bulges in the midbrain?
True or False: The bird fas surpasses the human in the ability to distinguish differences in intensity and respond to rapid fluctuations in pitch.
What is the third eyelash of a bird called?
What part of the stomach is very muscular and is lined with horny plates that act as millstones to grind the food?
Where does food go after the gizzards?
What special excretory gland is located above each eye of marine birds?
How many cambers are in a birds heart?
True of False: The respiratory system of bird is completely different from that of any other living vertebrate?
What is the birds voice box called, located at the end of the trachea where it divides into two bronchi?
What annually moving to a different region is characteristic of many kinds of birds?
What is a large group of birds called?
What is the same route that a bird takes every year called?
What is another name for egg white?
What twisted cord is attached to the yolk and acts as a support for the yolk?
What is unlearned knowledge that an animal possesses from birth?
What involves keeping the eggs warm. usually by an adult bird sitting on them, so that the young birds will develop properly in the egg?
What patch on the belly of the adult bird looses its feathers in response to an egg?
What are birds said to be when they are naked and helpless at hatching?
What are birds said to be when they are covered with down and able to run or swim almost immediately after hatching