Crabby crab

Knock knock

 Anybody home? 

 Go away. I gave at the office.

OK, little crab. Going away!

Again, click for better views - blurriness on the last one was unintentional, but I like how it came out.

Bonus caterpillar, black swallowtail I think, back at the club:

Both critters spotted by sharp-eyed friends.