Geir Drange

This is an ant carrying one of its larvae. Ants are amazing.

Douglas Moore, University of Wisconsin-Stevens Poin

Ancient snail shells and shrimp, fossilized in agate.

Somayeh Naghiloo, Department of Plant Biology, University of Tabriz

This curious-looking unit is the primordium of a garlic flower.

Charles Krebs

... and this is what's swimming in your water.

Dr Arlene Wechezak

Finally, more algae -- this is a species called Pilota, which you can read about on a site called AlgaeBase.

A version of this post appears on Flavorpill, an Atlantic partner site.