Great pics! May we play with the last one in our Photoshop thread? Pretty please?
Oh, and yes, some crustaceans can walk on dry land. This one appears to be a crayfish, btw, although if it came out of salt water it’s technically a small lobster. I didn’t know that before starting to Google this one, but I found the question to be interesting, so I’m sharing my results.
Wiki pic of crayfish (left) and yours (right):
According to a site called the Blue Lobster, Taiwan has crayfish but they are not native: