Tue 2011-03-08 
A soldier fly, probably a female Chloromyia formosa (Diptera: Stratiomyidae). The females of this species have blue-green abdomens which are most obvious in flight. (The males have bronze or bronze-green abdomens.)
Photos taken in Whiteknights Park, Reading University grounds, Reading, UK, on 2010-07-18.
Mon 2011-03-07 
From last April: brittle cinder fungus, Kretzschmaria deusta, on a decaying log. The white and grey patches are the asexual stage (anamorph), and the black lumps in the lower part of the picture are the more mature sexual stage (teleomorph).
Photo taken in Whiteknights Park, Reading University grounds, Reading, UK, on 2010-04-09.
Sun 2011-03-06 
From three years back: a holly blue butterfly, Celastrina argiolus (Lepidoptera: Lycaenidae). The small blue butterfly (Cupido minimus) is similar, but is less common and has more rounded black dots on its wings.
Photo taken in Whiteknights Park, Reading University grounds, Reading, UK, on 2008-07-26.
Sat 2011-03-05 
Also from three years ago: a male mandarin duck (Aix galericulata).
Photo taken by my daughter Zoe in Whiteknights Park, Reading University grounds, Reading, UK, on 2008-05-31.
Fri 2011-03-04 
From three years ago: a male shoveler duck (Anas clypeata). See here also.
Photo taken on the large lake, Whiteknights Park, Reading University grounds, Reading, UK, on 2008-03-15.
