Pregunta 1
Pregunta
Why do birds migrate?
Respuesta
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To find resources
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To find food
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To find nesting
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To run away from danger
Pregunta 2
Pregunta
What RESOURCES do birds in the northern hemisphere gain by flying south in the winter and north in the spring?
Pregunta 3
Pregunta
What is a FLYWAY?
Respuesta
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The way birds organize themselves as they fly south
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The path a bird takes during migration (migration corridor)
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A special form of flying where birds move up and down quickly during migration
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A word meaning "running away from predators"
Pregunta 4
Pregunta
Migrating birds can cover thousands of miles in their annual travels.
Pregunta 5
Pregunta
Most migrating birds choose a completely different path every year.
Pregunta 6
Pregunta
First year birds may migrate to a winter home they have never seen and return the following spring to the area in which they were born
Pregunta 7
Pregunta
What are some techniques migrating birds use to navigate?
Respuesta
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Some birds use the stars to navigate
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Some use sense of hearing to try to hear which routes are the safest
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Some sense changes in the earth's magnetic field
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The secrets of birds' amazing navigational skills remain largely hidden.
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Some use sense of smell
Pregunta 8
Pregunta
What hazards do birds face during migration?
Respuesta
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MAN-MADE STRUCTURES - Radio/TV/cell towers that attract birds to the light, and collisions with glass
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SUN - Birds often get too heated by the sun
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WEATHER - can blow birds off course or kill them directly
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TIMING - arriving early can lead to freezing or lack of food and a late spring can lead to starvation.
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BOREDOM - birds often get bored and distracted when migrating
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PREDATORS - Hawks, falcons, and domesticated cats
Pregunta 9
Pregunta
Which bird travels the greatest distance during migration
Respuesta
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Bald Eagle
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Red Tailed Hawk
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The Sparrow
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The Arctic Tern
Pregunta 10
Pregunta
How many miles can it travel each year?
Respuesta
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1,000
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60,000
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24,000
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50,000
Pregunta 11
Pregunta
How many miles can it fly during it's LIFETIME?
Pregunta 12
Pregunta
Owls are birds of ___________________.
Respuesta
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the daytime
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happiness
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wisdom
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prey
Pregunta 13
Pregunta
What are some characteristics of birds of prey?
Pregunta 14
Pregunta
What do the fringed feathers on owls enable them to do?
Pregunta 15
Pregunta
Owls have small eyes on the front of their heads
Pregunta 16
Pregunta
Because owl eyes are fixed, they can rotate their head to see behind them
Pregunta 17
Pregunta
Some owls use sonar to locate prey
Pregunta 18
Pregunta
What are places where owls ARE NOT found living?
Respuesta
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The United States
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parts of Greenland
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some remote islands
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Canada
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Antartica
Pregunta 19
Pregunta
What is the PROVENTRICULUS?
Respuesta
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The part of the owl where other wastes are excreted
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The second part of the stomach that acts as a filter for indigestible items.
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The first part of the stomach that contains enzymes and acids that digest food.
Pregunta 20
Pregunta
What is the VENTRICULUS
Respuesta
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The first part of the stomach that contains enzymes and acids that digest food.
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The second part of the stomach that acts as a filter for indigestible items.
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The part of the owl where other wastes (other than pellets) are excreted
Pregunta 21
Pregunta
What type of vision do owls have?
Pregunta 22
Pregunta
How many degrees in either direction can owls move their necks?
Pregunta 23
Pregunta
How many degrees vertically can owls move their necks?
Pregunta 24
Pregunta
Why do owls have large eyes?
Respuesta
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To prevent them from getting eye diseases
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To help them see better at night by taking in more light
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To scare away large predators
Pregunta 25
Pregunta
How many eyelids do owls have?
Pregunta 26
Pregunta
What are 3 things owls use their eyelids for?