Two bull elk (Cervus canadensis) sparring in the snow, Jasper National Park, Alberta, Canada, North America

Volunteer Primary Cluster Teacher trainer, Fiona Stevenson leading story time and singing in the yard of primary school in Fori, next to trainee Alpha Ajallow, The Gambia, West Africa, Africa

Whale-watch vessel, "Alpha Beta". Sea Life surveys were the first organisation to understand the potential for whale-watching in the West of Scotland. Hebrides, Scotland

Comet Hartley 2 near the Pacman Nebula, NGC 281, in Cassiopeia. Stack of 4 x 6 minute exposures at ISO 1600 with Canon 5D MkII on A&M 105mm apo refractor at f/4.8 with Borg reducer/flattener. Bright star is Alpha Cas, Schedar. Autoguided with Celestron NexGuide autoguider. However, image of comet core is from only one exposure to minimize trailing from this fast-moving comet.

The amazing area of the southern Milky Way in Carina and Crux, the brightest part of the Milky Way after the galactic core region. At right is the Carina Nebula, with the Southern Pleiades cluster, IC 2602, below it. The Football Cluster, NGC 3532, is at upper left of the Carina Nebula. At centre is the region of Lambda Centauri, with the star cluster NGC 3766, the Pearl Cluster, above the emission nebulosity. At left is the Southern Cross, with the dark Coal Sack at bottom left of the Cross, with thin tendrils extending to the right. To the left of Alpha Cruxis at the bottom of the Cross is the star cluster NGC 4609; aboive Alpha is NGC 4649. To the left of Beta Cruxis at the left side of the Cross is the Jewel Box Cluster, NGC 4755.

Splendours of the southern Milky Way from Vela (at top right) to Centaurus (at bottom left), including the Carina Nebula, Crux and Coal Sack, and Alpha and Beta Centauri. A part of the huge Gum Nebula is at far right. The False Cross is at right, with the large cluster NGC 2516, the Diamond Cluster, below it. The globular cluster Omega Centauri is at upper left.

Beta male Gray Wolf (Canis lupus) Grey Wolf fending off alpha female advances in fresh winter snow, Montana, USA.

Alpha male Gray Wolf (Canis lupus) Grey Wolf confrontation with beta male wolf in fresh winter snow, Montana, USA.

The centre of the Galaxy region in Sagittarius and Scorpius overhead in the wee hours of an April morning in Australia. At upper right are Alpha and Beta Centauri, while at lower left is Altair.

Alpha female Gray Wolf (Canis lupus) Grey Wolf with subordinate males, Montana, USA.

Venus, Alpha Regio, Volcano Domes

Shopping centre Zeilgalerie, Zeil, Frankfurt am Main, Hesse, Germany

Guests in an apple wine pub, Alt-Sachsenhausen, Frankfurt am Main, Hesse, Germany

Restaurants and pubs, Alt-Sachsenhausen, Frankfurt am Main, Hesse, Germany

Building at Opera Square, Commerzbank Tower in background, Frankfurt am Main, Hesse, Germany

Fountain of Justice (Gerechtigkeitsbrunnen) and St. Nicholas' Church, Roemerberg, Frankfurt am Main, Hesse, Germany

View over river Main to high-rise buildings, Frankfurt am Main, Hesse, Germany

View over river Main to high-rise buildings, Frankfurt am Main, Hesse, Germany

Barbed wire along the border, Point Alpha, near Rasdorf, Rhoen, Hesse and Thuringia, Germany

View over river Main with Old Bridge to skyline, Frankfurt am Main, Hesse, Germany

European Central Bank, Frankfurt am Main, Hesse, Germany

Restaurant sign, Roemerberg, Frankfurt am Main, Hesse, Germany

View over river Main with Old Bridge to skyline, Frankfurt am Main, Hesse, Germany

Mackenzie Valley Wolves, Canadian Timber Wolves (Canis lupus occidentalis) in the snow, fight for rank order, alpha female, right, reprimanding a young wolf, in front of the pack

Mackenzie Valley Wolves, Canadian Timber Wolves (Canis lupus occidentalis) in the snow, fight for rank order, alpha female, right, reprimanding a young wolf, in front of the pack

Point Alpha, memorial and meeting place on the road between Geisa (Thuringia) and Rasdorf (Hesse), Germany, Russian barrier on the demarcation line, Europe

Weg der Hoffnung, work of art, memorial, food for thought, an art project of the Point Alpha Foundation, The Weg der Hoffnung with its 14 stations ties in with the Christian Way of the Cross, Point Alpha, memorial, commemorative and meeting place on the road between Geisa (Thuringia) and Rasdorf (Hesse), Germany, Europe

DDR border sign, Point Alpha Border Museum, Rasdorf/Geisa, Rhoen, Hesse/Thuringia, Germany, Europe

European gray wolf (Canis lupus) alpha wolf with pups, Germany, Europe

European gray wolf (Canis lupus) alpha wolf suckling pups, Germany, Europe

European gray wolf (Canis lupus) alpha wolf with pups, Germany, Europe

European gray wolf (Canis lupus) alpha wolf suckling pups, Germany, Europe

Lone Wolf

Wolf

Lone Wolf

Lone Wolf In Snow

Wolf

Pink Salmon (Oncorhynchus Gorbuscha) Probes Her Redd While Her Alpha Male Guards In An Alaska Stream During Summer.

Lone Wolf

Abyssinian wolf (Canis simensis) Alpha she-wolf and 1 month old wolf cubs, Web Valley, Bale mountains, Ethiopia