This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: _____ are often the first arrivals in spring at nesting sites. a. Mallards b. Canada geese c. ... (Read 34 times)

WWatsford

  • Hero Member
  • *****
  • Posts: 539
    • Biology Forums!
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


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jonathanballen97

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 21, 2018
Answer to Question 1

c

Answer to Question 2

a


WWatsford

  • Member
  • Posts: 539
Reply 2 on: Jul 21, 2018
Great answer, keep it coming :)

epscape

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Average winter rainfall and variation in rainfall among sites inhabited by Suromalus ater Average winter rainfall and variation in rainfall among sites inhabited by Suromalus ater
Average winter rainfall and variation in rainfall among sites inhabited by Suromalus ater Average winter rainfall and variation in rainfall among sites inhabited by Suromalus ater
Estimated terrestrial net primary productivity across Canada. Estimated terrestrial net primary productivity across Canada.
Several species of squirrels have melanistic phases. In large parts of United States and Canada, the Several species of squirrels have melanistic phases. In large parts of United States and Canada, the
Hot Spring Hot Spring
Earth-Moon-Sun Positions during the Spring Tide Earth-Moon-Sun Positions during the Spring Tide
Video: Dissociative Disorders (Part 3)

For a complete list of videos, visit our video library