Field guide No. 123
The marble comet
Landed. Still rolling.
A blue glass marble trails a long silk tail across black volcanic rock under a purple dusk sky.
Field noteA marble with a silk tail is a craft project. Calling it a comet is the only overreach.
Also possible, also breaking category
Saltwater etiquetteCrabs lift things all the time; waitering is the new part. Unusual career change, nothing more.
Clamshell cornflakes at breakfastClams in milk instead of flakes: wrong breakfast, perfectly possible clams.
Shell accommodationHermit crabs moved into shells long before anyone with a staircase did. Scale is the only holdup.
Downhill unspoolingThread is white and laid in lanes; so are pistes. The groomers have merely taken the hint.