Nick Garbutt / Aggregation / bloom / swarm of Moon Jellyfish (Aurelia aurita) in the clear waters of Loch Na Keal, off the Isle of Mull, north west Scotland, UK, June, Photographed through the surface.
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Claudio Contreras / Firewheel (Gaillardia pulchella) flowers at twilight, Laredo Borderlands, Texas, USA. April
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Juan Carlos Munoz / Honeybee (Apis melifera) visiting Lavender (Lavendula angustifolia) in lavender fields, Valensole Plateau, Alpes Haute Provence, France, July.
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Pete Oxford / Head-hunted human skulls, collected by the Konyak Naga tribe, North East India, October 2014.
Solvin Zankl / Portuguese Man-of-War (Physalia physalis) close up of tentacles, Sargasso Sea, Bermuda
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Juan Carlos Munoz / Cheese maturing on shelves in traditional dairy, Triglav National Park, Slovenia, October 2014.
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David Tipling / Common frog (Rana temporaria) and spawn in pond. West Runton, North Norfolk, England, UK, March. Highly commended in the Habitat category of the BWPA Awards 2015.
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Alex Hyde / Chlorophyte or green alga (Volvox aureus) in pond water. UK. The larger spheres are approximately 0.5mm in diameter. Digital composite image.
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Alex Hyde / Frogspawn from Common Frog (Rana temporaria), fisheye view showing pond habitat. Peak District National Park, Derbyshire, UK. March.
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Enrique Lopez-Tapia / Giant lobelia (Lobelia rhynchopetalum) flower spikes in mist, Sanetti Plateau, Bale Mountains National Park. Ethiopia, November 2014
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Georgette Douwma / Coral line nursery with Acropora corals grown to reintroduce to the Bonaire, Netherlands Antilles, Caribbean, Atlantic Ocean.
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Pal Hermansen / Sprouting Soy beans (Glycine max) against white background
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Kirkendall-Spring / Prayer flags covering the side of Kuendeying Bazzam Bridge over the Wang Chhu in Thimphu. Bhutan, October 2014.
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Constantinos Petrinos / Purple short tentacle mushroom coral (Fungia sp.) close up of polyps. Lembeh Strait, North Sulawesi, Indonesia.
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Gabriel Rojo / Yatay palm / jelly palm (Batia yatay) trees silhouetted at sunset, El Palmar National Park, Entre Rios Province, Argentina
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Alex Hyde / Long exposure of light trail from bioluminescent click beetle (Pyrophorus sp) walking on ground at night. Danum Valley Sabah, Borneo.
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Alex Hyde / Cup fungi (Cookeina sp) growing on decaying log in lowland dipterocarp forest. Danum Valley, Sabah, Borneo.
MYN / Lily Kumpe / Composite of seashells from beach on Bali, Indonesia. Meetyourneighbtous.net project
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Ross Hoddinott / Basalt columns at Vik, the southernmost village in Iceland. February 2014.
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Pal Hermansen / Snow falling in Bastnas car graveyard Varmland, Sweden, December. Winner of the Portfolio category in the Melvita Nature Images Awards competition 2014.
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Sandra Bartocha / Silver birch (Betula pendula) with Heather (Calluna vulgaris) in full bloom, Reicherskreuzer Heide, Nature Reserve Schlaubetal, Germany, August.
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Sandra Bartocha / Wood anemones (Anemone nemorosa) flowering in European beech (Fagus sylvatica) forest, Neubrandenburg, Germany, April.
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Bence Mate / Grey herons (Ardea cinerea) standing in water a dawn, Puszaszer, Hungary, July.
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Olga Kamenskaya / Ice stalagmites / ice spikes formation, Lake Baikal, Siberia, Russia, March.
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Ingo Arndt / Compilation of various corals including many Fan corals (Gorgonacea sp) from collection at Senckenberg Museum, Frankfurt, Germany.
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Ingo Arndt / Vogelkop bowerbird (Amblyornis inornatus) decoration material (fruit and beetle elytra ) collected in order to attract females to his bower, Arfak Mountains, Irian Jaya, New Guinea, Indonesia.
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Ingo Arndt / Vogelkop bowerbird (Amblyornis inornatus) decoration material (blue rotten wood) collected in order to attract females to his bower, Arfak Mountains, Irian Jaya, New Guinea, Indonesia.
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Ingo Arndt / Bark beetle (Scolytinae) galleries in dead spruce tree (Picea abies), Bayerischer Wald / Bavarian Forest National Park, Germany., June.
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Ernie Janes / Oystercatcher (Haematopus ostralegus) footprints on sand at low tide, Norfolk, England, UK, November.
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Enrique Lopez-Tapia / A child sitting by wall with empty glass bottles, in the small village of Khumnu. Annapurna Sanctuary, central Nepal, November 2011.
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David Pattyn / Flowering Thrift (Armeria maritima) photographed on Great Saltee with a view of the island behind. Great Saltee, Saltee Islands, Co. Wexford, Ireland, June.
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Peter Cairns / Calcified trees at Tangled Creek in winter, Yellowstone National Park, Wyoming, USA, February 2013.
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Tom Gilks / Fishermen preparing nets, Remba Island, Lake Victoria, Kenya.
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Jean E. Roche / Vegetable marrows, Cidamos Garden, Alpilles, France, October.
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Jean E. Roche / Flooded cars in scrapyard in Arles city flooded by the Rhone in December 2003. Camargue, France.
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Ingo Arndt / Magnetic termite (Amitermes meridionalis) aerial view of mounds in grassland, Litchfield National Park, Northern Territory, Australia.
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Ingo Arndt / Magnetic termite (Amitermes meridionalis) aerial view of mounds in grassland, Litchfield National Park, Northern Territory, Australia.
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Ingo Arndt / Bower of Vogelkop bowerbird (Amblyornis inornatus) front entrance of bower decorated with red fruit and acorns, Arfak Mountains, West Papua, Indonesia.
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Ingo Arndt / European Red Wood Ant (Formica polyctena) nests in pine forest, Hessen, Germany, July.
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Floris van Breugel / Japanese maple (Acer palmatum) leaves floating in a small pond in late autumn in Seattle's Washington Park Arboretum. Washington USA
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Alex Mustard,Alex Mustard / A blue light fluorescence photo of Jewel anemones (Corynactis viridis). The blue light source excites the fluorescent pigments in the anemones, which emit light of other colours. The muddy seabed and...
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Alex Mustard,Alex Mustard / Green surf anemones (Anthopleura xanthogrammica) grow in shallow water below the temperate rain forest. Browning Pass, Port Hardy, Vancouver Island, British Columbia, Canada. North East Pacific Ocean.
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Floris van Breugel / Various fluorescent minerals : 1Willemite, New Jersey, 2: Willemite and Calcite, New Jersey, 3: Fluorite, Ohio, 4: Willemite and Calcite, New Jersey. 5: Fluorite, California. 6: Scheelite, California....