Short-Distance and Long-Distance Migrants
Comparing Robins and Hummingbirds

Student Record Sheet

Robins
Ruby-Throated Hummingbirds
Spring migration patterns and timing

 
Main factors that prompt them to migrate * Availability of food
* "Good" weather

(Daylength plays small role.)
* Daylength (photoperiod)

Main winter food

   

Main breeding season food

   
How do they know their migration route?    

Ability to survive cold temperatures

   
Average weekly temperature when they arrive in your neighborhood.    
How many miles per day can they fly?    

How high do they fly?

   

Possible migration hazards

   
Other comparisons    

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