« previous next »

Author Question: What is the fitness benefit of polygamy in birds that rear precocious young? A) (Read 522 times)

penza

  • Hero Member
  • *****
  • Posts: 1,022
on: Oct 27, 2013
What is the fitness benefit of polygamy in birds that rear precocious young?
A) Females will copulate with many males to ensure that all of their eggs are fertilized.
B) Females don't have to decide on one mate, and can copulate with as many males as she deems worthy to share her genes with in reproduction.
C) Fit males don't have to help feed and rear young and can spend this time seeking and mating with many females.
D) Females don't have to spend time rearing young and can mate and rear additional broods during a breeding season.
E) Both males and females spend little time with courtship and brood-rearing, and don't tax their own physiology so they can breed again in subsequent breeding seasons.


Celeste

  • Hero Member
  • Posts: 588
Reply #1 on: Sep 1, 2019
C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Stallion checking a mare in estrus. The mare welcomes the stallion by lowering her rear and lifting Stallion checking a mare in estrus. The mare welcomes the stallion by lowering her rear and lifting
Young Circumstellar Disks of Matter Young Circumstellar Disks of Matter
Young adults with low levels of parental support report significantly better scores on measures of ... Young adults with low levels of parental support report significantly better scores on measures of ...
A longitudinally mounted engine drives the rear wheels through a transmission, driveshaft, and ... A longitudinally mounted engine drives the rear wheels through a transmission, driveshaft, and ...
Immunizing young children against a variety of diseases Immunizing young children against a variety of diseases
Rhythmic leaf movements by a young bean plant (Phaseolus). Rhythmic leaf movements by a young bean plant (Phaseolus).
Video: Homologous chromosomes during prophase I - Animation

For a complete list of videos, visit our video library