According to the results of a massive new synthesis study of over 2,000 publications, which leaves no room for ambiguity or ...

Humans are having a highly detrimental impact on biodiversity worldwide. Not only is the number of species declining, but the ...

A new study co-authored by researchers at Indiana University sheds light on how the forces that shape mountain ranges also ...

Researchers at the University of Copenhagen have found that the critically endangered regent honeyeater faces hidden genetic ...

More than a century of habitat destruction, pollution, the spread of invasive species, overharvest from the wild, climate change, population growth and other human activities have pushed nature to the ...

Human Activities Adversely Affect Communities ... Food web complexity and species diversity. American Naturalist 100, 65-75 (1966). Peterson, C. H. Clam predation by whelks (Busycon spp.) ...

Paine (1966) had observed that the diversity of organisms in rocky ... appearance were greatly modified by the activities of a single native species high in the food web. These individual ...

If this does not happen then they will become extinct. However, some species have naturally low genetic diversity in their population but yet remain a viable species. The bottleneck effect is when ...

Descended from more archaic relatives, the early true mammals were mainly small insect-eating creatures adapted to nighttime activity ... sudden expansion of species diversity into new ways ...

From this the number and frequency of alleles determines the genetic diversity of the population. If one population of a species dies out then the species may lose some of its genetic diversity.