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Teen Idle
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A certain species of frog comes in two different colors, green and brown. A population of these frogs live in and along a river.
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A coastal forest was home to a type of burrowing rodent that was not found anywhere else in the world. A year ago, a species of large predator moved to the forest, but the rodents were able to escape by hiding in narrow underground tunnels. Recently, a
Why did the color of the peppered moth change? The moths’ life cycle changed. The environment changed. The amount of variation in the moth population changed. The number of individual moths in the population changed.
Which fox would be best suited for a snowy, wintery environment?
Use the drop-down menus to complete the statements. Each organism in a population produces more offspring than can survive. This is called . In order for natural selection to occur, populations must have . When the environment changes, nature selects