Fatter Sociable Weaver Birds Spend More Time Foraging Where They

question 20

Multiple Choice

Fatter sociable weaver birds spend more time foraging where they are vulnerable to predation,are more attractive to predators,and are less likely to escape an attack.Conversely,thin birds risk starvation.Therefore,sociable weaver of an intermediate weight have a selective advantage.This is an example of ____ selection.

• A)frequent
• B)directional
• C)disruptive
• D)stabilizing
• E)mutational

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Definitions:

Environmental Hazards

Potential threats or events in the natural environment that can cause harm to humans or the ecosystem.

Negative Consequences

Undesirable outcomes resulting from an action or decision, impacting individuals or groups negatively.

Sociology

is the systematic study of human behaviour in social context.

Technology

The application of scientific knowledge for practical purposes, especially in industry and everyday life.