The extensive sequence variation in most surface antigens of Plasmodium falciparum is one of the major factors why clinical immunity to malaria develops only after repeated infections with the same ...
A new method to estimate sexual dimorphism in fossil species near the base of our family tree has been just published in the Proceedings of the National Academy of Science (PNAS), through the joint ...
1. An unusual suite of sexually dimorphic features characterizing the voiceless Bornean frog, Rana blythi, could be the product of sexual selection or intraspecific niche dimorphim. s. Males have ...