"The High Life" Questions
Read the Audubon article "The High Life" by Lily Whiteman and answer these questions in complete sentences in your journal.
- Why do mountain climbers like to spend at least a month at base camps at the foot of Mt. Everest before starting their climb?
- Give the height, weight and wingspan of bar-headed geese in metric units.
- Describe three bar-headed goose wing characteristics that assist them in flying at 50 mph.
- With a good tailwind, how fast would the geese "appear" to be flying when observed from the ground ?
- Dr. Tenney said that the goose's aerobic success begins with it being a bird. Describe a breathing system feature that make birds so aerobically capable.
- In addition, bar-headed geese have two other changes that make them "super birds". Describe these.
- What is Dr. Lawrence Swan's hypothesis ?
- Tibet is now a cold high desert. When the ancestors of today's bar-headed geese started migrating, what might have drawn them to Tibet?
- How do young bar-headed geese learn their migration routes ?
- Why is the bar-headed goose's migration called a "behavioral fossil" ?
- List four cues that migrating birds may use to find their way.
- Create a bar graph showing the migration altitudes of bar-headed geese, most songbirds, and most waterfowl. Show the lone mallard's height recorded above Elko Nevada. Use a ruler and be sure to label the graph completely.