With body spry, tail curly,
This mammal showed up early.
Did Xianshou squeak?
If bones could speak …
These might say “I’m squirrely!”
Chisel-toothed beasts push back origin of mammals, National Geographic
This is one in a series of poems written by Katherine Allen, a researcher in geochemistry and paleoclimate at the Lamont-Doherty Earth Observatory and the Institute of Marine and Coastal Sciences at Rutgers University.