Public Library of Science

Skin hair skims heat off elephants

Body hair in mammals is typically thought to have evolved to keep us warm in colder prehistoric times, but a new study suggests that it may do the opposite, at least in elephants. Epidermal hair may have ...

Oct 10, 2012 5 / 5 (1) 1 | with audio podcast

Do parasites upset food web theory?

Parasites comprise a large proportion of the diversity of species in every ecosystem. Despite this, they are rarely included in analyses or models of food webs. If parasites play different roles from other ...

Jun 11, 2013 5 / 5 (3) 0 | with audio podcast

Disease burden links ecology to economic growth

A new study, published December 27 in the open access journal PLOS Biology, finds that vector-borne and parasitic diseases have substantial effects on economic development across the globe, and are major drivers of differ ...

Dec 27, 2012 5 / 5 (1) 1 | with audio podcast