Related topics: population

New frog species 'hopping' into protection

A new frog species has been discovered in Wollumbin National Park in northern New South Wales, and is one of only two known species that store their tadpoles on their bodies.

Geneticists map the rhinoceros family tree

There's been an age-old question going back to Darwin's time about the relationships among the world's five living rhinoceros species. One reason answers have been hard to come by is that most rhinos went extinct before the ...

Return of the sprat: 'Vital' small fish thrive in the Clyde Sea

Small fish that live in open water and form a significant part of the base of the marine food chain have returned in huge numbers to the Clyde Sea, according to new research from scientists at the University of Aberdeen.

Fecal records show Maya population affected by climate change

A McGill-led study has shown that the size of the Maya population in the lowland city of Itzan (in present-day Guatemala) varied over time in response to climate change. The findings, published recently in Quaternary Science ...

Incest isn't a taboo in the animal kingdom, new study shows

We humans tend to regard incest as deeply disturbing. It's a strong social taboo, and it's underpinned by sound biological reasoning. Mixing genes with a non-relative is beneficial because it increases genetic diversity, ...

page 2 from 20