An estimated 35,000 Pacific walruses gather on a beach in north-west Alaska. The US National Oceanic and Atmospheric Administration (NOAA) photographed the enormous herd near Point Layon the shores of the Chukchi SeaNOAAFourteen-week old walrus calf Thor sits with his mother Dyna at Hagenbecks zoo in Hamburg, northern GermanyReutersEnvironmental activists carry a giant inflatable chicken during a demonstration against 'chlorine chickens' near the Oktoberfest grounds in Munich. The protest is against planned trade agreements thst opponents fear will allow US chlorine-washed chicken and hormone-treated meat into the EUReutersA man inserts a live snake into his nose and out through his mouth during a performance at an amusement park in Jinhua, Zhejiang province to celebrate the 65th anniversary of the founding of the People's Republic of ChinaReutersA devotee walks across hot coals in Phuket during Thailand's vegetarian festival, in which devotees perform painful acts such as extreme piercing to display their devotionGettyGalatasaray fans light flares during the Uefa Champions League against Arsenal at the Emirates Stadium in LondonGettyProtesters chant pro-democracy slogans during speeches in Hong KongGettyA man holding a candle stands under an umbrella during a demonstration in support of Hong Kong's pro-democracy protesters, in Boston, MassachusettsReutersA woman looks at notes left by pro-democracy protesters on a footbridge in Hong KongReutersA Syrian Kurdish woman cries as she holds her baby after crossing the border into TurkeyAFPA Palestinian youth practices his parkour skills on the ruins of houses that were destroyed during the seven-week Israeli offensive, in the Shejaia neighbourhood of Gaza CityReutersAfghan traders gather at a livestock market in Kabul ahead of Eid al-Adha. Muslims across the world are preparing to celebrate Eid al-Adha, or the Festival of Sacrifice, which marks the end of the Hajj pilgrimage to MeccaAFPPalestinian children walk around a model of the Kaaba during a re-enactment of the annual Hajj pilgrimage to Mecca, at their school in the West Bank city of NablusReutersSchool children dressed as Mahatma Gandhi take part in a march to mark the 145th anniversary of his birth, in New DelhiReutersA woman visits a pandal entitled "Mars Mission" during the Durga Puja festival in Kolkata. A pandal is a temporary structure set up to venerate the goddess Durga. India's first mission to Mars entered orbit on September 24ReutersDrew McClellan of A Lucky Lawn paints green dye onto drought-affected grass at a home in Santa Fe Springs, California. McClellan's small business has taken off as home owners dye their lawns green rather than face water restrictions and rising water bills as California deals with one of the worst droughts in its historyReuters