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Largest and Smallest Animals at Highest Risk of Extinction, Study Finds
Ashley P. Taylor | Sep 19, 2017
Researchers recommend greater conservation efforts toward non-mammals and small creatures.
Neanderthal-Human Interbreeding Got an Early Start
Shawna Williams | Jul 5, 2017
Mitochondrial DNA in Neanderthal bone suggests humans first left Africa earlier than previously thought.
Opinion: Birds of a Feather?
Geoffrey E. Hill | Mar 10, 2017
Taking into account the interaction of nuclear and mitochondrial genes in birds holds the promise of more objectively defining what constitutes a species.
Earth: Home to 1 Trillion Microbial Species
Catherine Offord | May 4, 2016
A new analysis of microbial data estimates that the world is home to 1 trillion species—of which only 0.001 percent have been discovered.
New Species Galore
Jef Akst | Dec 27, 2014
A look back at the latest microbes, plants, and animals to have secured a spot in science’s known tree of life in 2014
Jyoti Madhusoodanan | Sep 1, 2014
Genome fusion at stem graft junctions can generate new plant species.
Top 10 New Species
Jef Akst | May 23, 2014
The International Institute for Species Exploration announces its picks of novel species discovered in the past year, including a carnivorous mammal, a tiny shrimp, and a fungus.
New River Dolphin
Abby Olena | Jan 27, 2014
DNA sequencing study reveals a new river dolphin species in South America.
How, If, and Why Species Form
Tim Rogers, Alan J. McKane, Axel G. Rossberg | Nov 1, 2013
Biologists have struggled for centuries to properly define what constitutes a “species.” They may have been asking the wrong question—many smaller organisms might not form species at all.
Right Under Their Noses
Kerry Grens | Sep 6, 2013
Biology students discover a new species of beetle in the giant city of Manila.