Migration 2 Flashcards

1
Q

How can metabolic rate be measured during flight?

A

Using wind tunnels and measuring oxygen consumption

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2
Q

Why does flight generate a lot of heat?

A

Because of the large flight muscles that are used

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3
Q

Where is heat usually dissipated in the bird?

A

The legs

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4
Q

Does the birds core body temperature increase during flight as ambient temperature increases?

A

Yes

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5
Q

At what temperature is there an increasing rate at which the starling loses water?

A

10 degrees

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6
Q

Which fuel is used during exercise in mammals?

A

As exercise intensity increases fat oxidation decreases and carbohydrate oxidation increases

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7
Q

Which fuel is used during exercise in birds?

A

The reliance on fat oxidation increases as exercise intensity increases in birds

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8
Q

What is phenotypic plasticity?

A

When different environments can directly induce changes in an individuals behaviour, morphology and physiology

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9
Q

Give an example of phenotypic plasticity

A

Organ changes

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