I am writing an essay about this article(https://www.sciencenews.org/blog/wild-things/island-life-prompts-evolution-larger-plant-seeds) and I have some questions. Could somebody help me?

Question

anonymous · Answer

The article says that the island life cause the seeds to become bigger, but what variables may have caused them to grow?

anonymous · Answer

The article also mentioned some advantages to being a bigger seed. What are some other advantages that are not mentioned in the article?