Biologic evolution

It took a picture of the place of which the crab was going up the tree. It is possible to go up the tree though crabs are living things in the sea and the river, too. The tree is a cherry blossoms tree.
蟹が木に登っている所を撮影しました。蟹は海や川にいる生物ですが、木にも登ることができます。木は桜の木です。