Tim MacMillan / John Downer Pr / Multiflash image of Lesser bushbaby jumping, body vertical until it reaches apex, then it changes direction. (Resolution restriction due to image digitised from film - 'Weird Nature' BBC tv series).

David Shale / Siphonophore (Namonia) close up of anterior end of a colony with typical pneumatophore with red pigmented apex, From the Gulf of Maine, Atlantic Ocean. Epipelagic species found up to 300m depth.

Steve O. Taylor (GHF) / Apex of traditional Dayak longhouse, East Kalimantan, Borneo. June 2010.

Jan Hamrsky / Spike-tail Dragonfly larva (Cordulegastridae), hidden in gravel, with apex of abdomen, anal pyramid detail visible. Czech Republic. Controlled conditions.

Doug Perrine / Striped marlin {Tetrapturus audax} feeding on baitball of Sardines {Sardinops sagax} off Baja California, Mexico

Nigel Cattlin / Carnation tortrix (Cacoecimorpha pronubana) caterpillar feeding and binding the leaves of red valerian (Centranthus ruber) Berkshire, England, UK. September

Nigel Cattlin / Carnation tortrix (Cacoecimorpha pronubana) caterpillar feeding and binding the leaves of red valerian (Centranthus ruber) Berkshire, England, UK. September

Roland Seitre / Terror bird (Phorusrhacos sp.) skeleton replica showing skull and neck vertebrae, on display at Zoo Ohroada, Czech Republic. An extinct genus of large carnivorous flightless birds that were among the...

Nigel Cattlin / Fat hen / Goosefoot (Chenopodium album) apex showing both young and old leaves, Berkshire, UK. June

Nigel Cattlin / Dying branch tips on a common ash tree (Fraxinus excelsior), early signs of developing ash dieback disease (Hymenoscypus fraxineus), Berkshire