Can toads are large, nonnative, poisonous toads in australia. after cane toads entered australia, scientists observed that the average head size in a population of toad- eating snakes was getting smaller. snakes with smaller heads are not able to eat the large cane toads. what is this an example of? a. directional selection b. biodiversity c. speciation d. disruptive selection
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Can toads are large, nonnative, poisonous toads in australia. after cane toads entered australia, sc...
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