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Author Question: _____ are often the first arrivals in spring at nesting sites. a. Mallards b. Canada geese c. ... (Read 33 times)

WWatsford

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on: Jul 21, 2018
_____ are often the first arrivals in spring at nesting sites.
 
  a. Mallards
  b. Canada geese
  c. Ruddy duck
  d. Pintails

Question 2

Fall migrations are triggered by _____ .
 
  a. warmer weather
  b. rainfall amounts
  c. colder weather
  d. food sources


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jonathanballen97

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Reply #1 on: Jul 21, 2018
Answer to Question 1

c

Answer to Question 2

a


WWatsford

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Reply 2 on: Jul 21, 2018
Great answer, keep it coming :)

xiaomengxian

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Reply 3 on: Yesterday
Wow, this really help

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