Explain why these two plants look so similar if their common ancestor was very distant

The two diverse cactus species see comparative since they live within the same environment. They have advanced comparative structures, closely resembling structures, to adjust to this environment.

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Explanation:

this is the picture

The two different cactus species look similar because they live in the same environment.  

They have evolved similar structures, analogous structures, to adapt to this environment.

Explanation:

that is a club

explanation:

i am good at it i think hope its right

primary succession begins with a bare rock and ends with a forest secondary succession begins after a natural disaster where there is a temporary setback after a forest fire or local destruction, but the surrounding area can fill in