Steve Downer / Timelapse of Sycamore tree (Acer pseudoplatanus) leaves developing, UK. March. Controlled conditions.

Steve Downer / Timelapse of Primrose (Primula vulgaris) flowers opening, UK. March. Controlled conditions.

Steve Downer / Timelapse of Blackthorn (Prunus spinosa) flowers opening, UK, April.

Steve Downer / Timelapse of Sycamore tree (Acer pseudoplatanus) leaves developing, UK. March. Controlled conditions.

Steve Knell / Siskin (Carduelis spinus) adult male perched on larch cone, Lancashire, England, UK. March.

Steve Knell / Siskin (Carduelis spinus) adult male perched on larch cone, Lancashire, England, UK. March.

Steve Knell / Siskin (Carduelis spinus) adult male perched on larch cone,looking upwards. Lancashire, England, UK. March.

Konrad Wothe / Oxlips (Primula elatior) in flower in the snow,Germany

Konrad Wothe / Bicolored kitten in climbing apple tree, Germany

Konrad Wothe / Gladiolus (Gladiolus palustris) in flower, Upper Bavaria, Germany

Konrad Wothe / Alpine flower (Soldanella alpina) Karwendel Valley, Austria, May

Dave Watts / French tamarisk (Tamarix gallica) with bees swarming on flowers nectaring, Camargue, France, March.