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Natural Selection. Bedi<3;)

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What 3 beak variations could appear further improve your species chances of survival when feeding on small seeds?

A thicker, stronger beak could help exert more force when cracking open tough seeds. A longer, slender beak would allow for more precision when picking up and manipulating small seeds. A curved beak shape could aid in extracting seeds from tight spaces or crevices.


What example is most similar to the evidence that Darwin used to support his idea of natural selection?

An example similar to the evidence Darwin used to support natural selection is the variation in the beak sizes of Galapagos finches. Darwin observed that the finches' beak sizes varied based on the types of food available on each island, showing how adaptations can lead to differential survival and reproduction, supporting his theory of natural selection.


Do moths have a jaw or beak?

Moths do not have a jaw or beak. They have a proboscis, which is a long, tube-like structure that allows them to feed on nectar or other fluids. The proboscis acts like a straw for them to suck up liquids.


What is adaptive radiation and give an example?

Adaptive radiation is the diversification of a single ancestral species into multiple species that occupy different ecological niches. An example of this is the finches of the Galapagos Islands, which evolved into different species with various beak shapes to exploit different food sources, leading to their adaptation to different environments on the islands.


What is this an example of Microevolution?

An example of microevolution could be the change in beak size in a population of finches over a few generations in response to changes in food sources. This change is driven by genetic variations being passed on to offspring and natural selection acting on those variations within a specific population, resulting in an adaptation to the environment.