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Biology, 06.10.2019 17:10 alexandergonzalez38

Look at this picture of a trilobite. life in the ocean once involved these animals, but it no longer does. what is the likely reason that these animals became extinct?

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they were no longer the only species in the ocean.

something changed that caused them to be unsuccessful in their environment.

the population was depleted when they became a food source for humans.

interspecies mating changed their genetic makeup.


Look at this picture of a trilobite. life in the ocean once involved these animals, but it no longer

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