State of the Planet

News from the Columbia Climate School

Graceful, Tiny, Toothy Ancestors

An artist's illustration of the tree-dwelling mammal Xianshou songae (by Zhao Chuang). The discovery of three new Jurassic species suggests that mammals evolved earlier and diversified more rapidly thank previously thought.
An artist’s illustration of the tree-dwelling mammal Xianshou songae (illustration by Zhao Chuang). The discovery of three new Jurassic species suggests that mammals evolved earlier and diversified more rapidly than previously thought.

 

With body spry, tail curly,

This mammal showed up early.

Did Xianshou squeak?

If bones could speak …

These might say “I’m squirrely!”

 

 

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Further reading:

Chisel-toothed beasts push back origin of mammals, National Geographic

Three new Jurassic euharamiyidan species reinforce early divergence of mammals, Nature

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.

 

 

Banner featuring a collage of extreme heat images.

Recent record-breaking heat waves have affected communities across the world. The Extreme Heat Workshop will bring together researchers and practitioners to advance the state of knowledge, identify community needs, and develop a framework for evaluating risks with a focus on climate justice. Register by June 15

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