Scientists used to believe that a group containing starfish and sea urchin were the closest relatives of vertebrates like humans. But new research challenges this idea.
Sticklebacks, with their complex behaviors, make for excellent study subjects.
Brian Stauffer
A parent’s or grandparent’s stressful experiences change how their offspring behave. And it turns out that moms’ experiences produce different changes in kids than dads’.
Teeth, horns, claws, beaks, shells and even plant prickles — the power cascade rule can be observed far and wide throughout nature, much like the famous golden ratio.
Brookesia tedi, described in 2019, is one of the smallest chameleons, and indeed one of the smallest amniote vertebrates, on earth.
Mark D. Scherz
Madagascar stands out as an exceptionally interesting place in which to study the evolution of “mini” creatures. And we are only just starting to scratch the surface of this.
New York Yankees closer Aroldis Chapman routinely tops 100 mph with his fastball.
Jim McIsaac/Getty Images Sport via Getty Images
SARS-CoV-2 is much like a zombie virus. It interferes with normal sickness behavior and blocks pain, turning its victims into unsick spreaders of the virus.
Rather than constructing a nest, incubating eggs and feeding young, some birds deposit their eggs in the nests of other birds and trick them into doing the child rearing.
The brains of humans are subtly different from those of Neanderthals.
Petr Student/Shutterstock
First published 150 years ago, this work is shaped by Victorian-era sexual and racial stereotypes. But at a time when other evolutionists stressed humanity’s uniqueness, Darwin emphasised our ‘lowly nature’.
Current view of the steppe mammoth, an ancestor to the woolly mammoth.
Beth Zaiken/Centre for Palaeogenetics