American Goldfinch (Carduelis tristis), male, Ontario, Canada
B3WTFE Orange-Barred Sulphur butterfly (Phoebis philea) pollinating a flower
Jelly baby fungi (Leotia lubrica) growing on woodland floor, Argyll, Scotland, August
Daffodils cultivated for commercial market, Norfolk, UK, March
Golden Poison Dart Frog (Phyllobates terribilis), one of the most poisonous frogs in the world. Endangered. Cali Zoo, Cali, Colombia, January 2010.
American Goldfinch (Carduelis tristis), male, Ontario, Canada
Lemon Disco / Yellow fairy cups fungus (Bisporella citrina) on rotting deciduous wood, Peak District National Park, Derbyshire, UK. October.
D0NH8X A juvenile yellow boxfish (Ostracion cubicus) in the Maldives. Only while juvenile is the fish this bright yellow.
A9GTK0 yellow tang (Zebrasoma flavescens), distribution: Pacific Ocean