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Topic: genetic diversity

Illinois’ imperiled eastern massasauga rattlesnakes retain genetic diversity

Habitat loss, habitat fragmentation and the loss of genetic diversity are the three main factors driving the extinction of many wild species, and the...

Ash dieback are pushing European ash trees to the brink

Ash dieback threatens 95% of all European ash trees and has already killed or severely damaged a quarter in southern Sweden and destroyed more...

The disappearance of common species

Together with their colleagues from the Senckenberg Nature Research Society, scientists of the Technical University of Munich (TUM) were able to show that currently...

Why did the passenger pigeon die out?

Why do species die out? This is the overarching question being asked by many leading researchers. Knowing more about what leads to a species'...

Sardines show sources of biodiversity in the Amazon River

The Amazon River harbors the largest biodiversity of freshwater fish in the world. What is the origin of this abundance of species? Researchers at...

Sea snakes surprise researchers with genetic diversity

New research suggests an urgent need to find out why sea snakes are disappearing from known habitats, after it was discovered some seemingly identical...

Genome sequencing reveals inbreeding in wolves

Researchers from Uppsala University and others have for the first time determined the full genetic consequences of intense inbreeding in a threatened species. The...

How large, stable populations may be at risk for extinction?

The passenger pigeon is famous for the enormous size of its historical population in North America (estimated at 3 to 5 billion) and for...