Christophe Courteau / Studio timelapse of Common poppy (Papaver rhoeas) flower opening, France.

Nick Upton / White stork (Ciconia ciconia) with three chicks in nest at top of an Oak tree, gaping in hot sunshine with one exercising its wings, Knepp Estate, Sussex, UK, June.

John Cancalosi / Gila Woodpecker (Melanerpes uropygialis) bringing food to nest in Saguaro cactus (Carnegiea gigantea) before leaving, Sonoran Desert, Arizona, USA.

Carlos Zorrilla / Male Orchid bee (Euglossini sp.) on an orchid (Lycomormium ecuadorense) flower trying to remove pollinia attached to its back, Ecuador, April.

Solvin Zankl / Female Acorn weevil (Curculio glandium) boring into oak tree acorn to lay eggs, Lower Saxonian Elbe Valley Reserve, Germany, September.

Rose Summers / Eurasian beaver (Castor fiber) swimming over to a willow, it clambers on to a branch before beginning to feed on the surrounding leaves, Devon, England, UK.

Brian Bevan / Melanistic Grey squirrel (Sciurus carolinensis) searching for, finding and eating chesnuts amongst Autumn leaves, Bedfordshire, UK, October.

Brian Bevan / Grass snake (Natrix natrix) at pond edge sensing with tongue, Bedfordshire, UK, September.

Brian Bevan / Grass snake (Natrix natrix) sensing with tongue while swimming through duckweed in pond, Bedfordshire, UK, September.