most people don't know this, but an ammonite is just the larval form of a mosasaur. Here's one that's reached the end of it's metamorphosis and was about the hatch.

New Hampshire doesn’t have a state museum.  I never realized there were such things until someone I interviewed mentioned a mastodon fossil in Albany, which prompted me to travel to the NY State Museum soon after to see it. Not understanding what a state museum is, it shocked me that there was no admission fee;…