Drylines May Be Detected by Doppler Radar When Insects and Insect-Eating

question 30

True/False

Drylines may be detected by Doppler radar when insects and insect-eating birds congregate along it.On the radar screen,the echo from insects and birds shows up as a thin line,called a fine line.

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Definitions:

Pineal Gland

A small endocrine gland in the vertebrate brain that produces the hormone melatonin, which regulates sleep patterns.

Egg Rolling Behavior

A behavioral adaptation seen in some bird species where eggs that have been displaced from the nest are rolled back to the nest by the parent.

Motor Program

A coordinated sequence of muscle actions responsible for many behaviors we think of as automatic.

Diurnal

Active during the day and resting at night, opposite to nocturnal.