1.
PLoS Biol
; 8(6): e1000385, 2010 Jun 01.
Artigo
em Inglês
| MEDLINE
| ID: mdl-20532234
RESUMO
Boakes et al. compile and analyze a historical dataset of 170,000 bird sightings over two centuries and show how changing trends in data gathering may confound a true picture of biodiversity change.