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10 Questions

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Animal Reproductive Strategies

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Questions and Answers

What strategy involves traits that help individuals locate and access mates?

Endurance rivalry

Mate guarding behaviour

Sperm competition

Scramble competition (correct)

Which behavior is characterized by competing to outlast rivals during the reproductive season?

Infanticide

Coercion

Sperm displacement

Endurance rivalry (correct)

Which of the following best describes the role of sperm competition?

Fostering mate guarding

Enhancing sperm abundance and displacement (correct)

Increasing coercive behaviours

Promoting attractive features

What tactic can improve an individual's success in forced copulation?

Traits improving confrontation success Signup and view all the answers

What behavior is considered a coercive tactic in mating strategies?

Infanticide Signup and view all the answers

What is the primary purpose of mate guarding behavior?

To prevent rivals from accessing a mate Signup and view all the answers

Infanticide is considered a beneficial behavior that leads to increased individual fitness.

False Signup and view all the answers

What is the term for the strategy that emphasizes sperm abundance and displacement?

Sperm competition Signup and view all the answers

During mating season, individuals may engage in __________ rivalry to ensure their reproductive success.

endurance Signup and view all the answers

Match the following mating strategies with their definitions:

Sperm displacement = Removing a rival's sperm from female reproductive tract Coercion = Using force or the threat of force to secure reproductive access Infanticide = Killing offspring to improve reproductive chances Attractive features = Characteristics that enhance perceived desirability to mates Signup and view all the answers

Study Notes

Same-Sex Contests

Animals compete for mates in various ways.
Sensory and locomotory traits help in mate searching and access.
Scramble competition is a type of competition.
Reproductive seasonality affects competition intensity.
Endurance rivalry is a form of competition where individuals try to outlast each other.

Sperm Competition

Sperm abundance directly impacts success in sperm competition.
Sperm displacement is a strategy used during sperm competition.
Mate guarding behaviour is another strategy.

Coercion

Coercive behaviours, features enhance success in forced copulation.
Traits that aid confrontation or avoidance play a role in coercion.

Infanticide

Infanticide can be a reproductive strategy.

Mate Attraction

Attractive traits are not always linked to individual fitness.

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Description

Explore the diverse strategies animals employ in reproductive competitions, including same-sex contests, sperm competition, and coercion. Understand how traits and behaviors impact mating success and competition dynamics. This quiz delves into the complexities of mate attraction and reproductive strategies observed in the animal kingdom.