Ducks

A male mallard (Anas platyrynchos) with a grey mallard hybrid female.

Photo taken in Whiteknights Park, Reading, UK, on 2015-03-06.

Lichen

Lipstick lichen, Cladonia macilenta, growing on a fallen tree trunk.

Photo taken in the Wilderness, Whiteknights Park, Reading, UK, on 2015-03-01.

Fungi

Fruiting bodies of Daldinia concentrica growing on a horse chestnut log (Aesculus hippocastanum).  Identification confirmed by the concentric bands revealed by cutting a cross section:

Photos taken in the Wilderness, Whiteknights Park, Reading, UK, on 2015-03-01.

Tephritid Fly

Female Terellia winthemi (Diptera: Tephritidae).

Photos taken in the field below Chazey Wood, near Caversham, UK, on 2012-06-28.

Tephritid Fly

Urophora quadrifasciata (Diptera: Tephritidae).

Photo taken in the field below Chazey Wood, near Caversham, UK, on 2012-06-28.