Those two are based on previously known ambigraphs:

* very closely https://www.pinterest.com/pin/giraffepenguin--13398215764267...

* or directly inspired by, but the “young lady” prompt triggered the model to pick a dress, and there’s no way to make an eye and an ear or a month and a chocker photo-realistically identical: https://www.reddit.com/r/RedditDayOf/comments/35cjn5/the_cla...

oh hmm, the penguin/giraffe one when I first saw it I was like "that looks like an upside down penguin, where's the giraffe?" Whereas others I immediately saw what it was trying to be.

I probably saw it as a right side up penguin first.

(I just went and looked on my phone and they are all more effective when they are tiny squares instead of blown up on a big screen.)