Before you read any further, I want you to take a minute and try to answer the question in the title. Go ahead and write down (or at least think about) the definition that scientists use to determi…
Blue ducks (whio) live in both the North and South Island – they’re isolated by distance, but how isolated are they genetically? Physically there are visual differences – the South Island whio is larg
It sounds like a bad monster movie plot: A 10-legged mutant creature that reproduces asexually, escapes from confinement in Germany, and quietly begins a global invasion. Within 2 decades, clones of the voracious animal spread through Europe and Africa, bringing devastation to ecosystems and threatening native species.
Credit: Copyright P. R. Grant The arrival 36 years ago of a strange bird to a remote island in the Galapagos archipelago has provided direct genetic evidence of a novel way in which new species arise.
Mitonuclear conflict—a struggle between the genes in a cell’s nucleus and those in its mitochondria—might sometimes split species in two.
Cross-species hanky-panky likely common among great apes—including humans
The Rift Valley Lakes of Africa tell the amazing evolutionary story of a small fish inside a species pressure cooker, unlike anywhere else on the planet. Watch this video for free by accessing it at school.
The Congo River’s torrential currents divide fish populations long term