Photo highlights of the day

Grumpy Cat obviously got out of the wrong side of the bed as appears even more grumpy than usual as she attend a book launch party in Santa Monica, California. Photograph: David Livingston/Getty Images

Displaced Palestinians leave a UN school in Gaza to return to their homes after a 72-hour ceasefire between Israel and Hamas came into effect. Follow the latest events in our live blog. Photograph: Mohammed Abed/AFP/Getty Images

This is the scene in Shejaiya, Gaza, which was heavily hit by Israeli shelling and air strikes Photograph: Sipa USA/Rex

Israeli Merkava tanks roll near the border between Israel and Gaza after Israel announced that all its troops had withdrawn from Gaza for the ceasefire. Photograph: Thomas Coex/AFP/Getty Images

David Cameron eyes up his dinner as he and his wife Samantha visit a fish market in Cascais, Portugal, where they are on holiday. Photograph: Francisco Leong/PA

Splash landing: people free climb over water in Pula, Croatia. This relatively new discipline is popular with climbers wanting to go rock climbing during in the summer. Climbing over water means most of the climbing routes are safe for beginners but still offer a challenge for the more advanced climber. Photograph: Thomas Lohnes/Getty Images

The Duke and Duchess of Cambridge and Prince Harry view the Tower of London’s ‘Blood Swept Lands and Seas of Red’ poppy installation to commemorate the 100th anniversary of the outbreak of First World War. Photograph: John Stillwell/PA

Up, up and away. Hot air balloon enthusiasts get ready for the launch of the the Bristol balloon fiesta gets underway on Thursday. Photograph: Graeme Robertson for the Guardian

A tame rabbit searches for food in the ruins of a collapsed house at Longtoushan, China after a magnitude 6.1 earthquake. At least 398 people have been confirmed dead, with 80,000 houses destroyed and 124,000 seriously damaged. Photograph: Greg Baker/AFP/Getty Images

We do like to be beside the seaside. But maybe not in St Ives, Cornwall, as it’s just been ranked as the most expensive seaside resort in the UK following a recent survey by cheaprooms.co.uk. Photograph: Matt Cardy/Getty Images

Formula One boss Bernie Ecclestone waits with his lawyers for the start of his trial in Munich, Germany. Ecclestone has offered a £60m settlement to end the bribery trial which would have carried a sentence of up to 10 years in prison. Photograph: Matthias Schrader/AP

The aliens are coming? A plane flies past a UFO-shaped cloud in the sky over Xiamen city, China. Lenticular clouds are stationary and lens-shaped and have often been mistaken for UFOs. Photograph: Imaginechina/Rex

Cute animal of the day: a baby gorilla relaxes between the legs of its mother Kumili at the Zoo in Leipzig, Germany. Photograph: Jens Meyer/AP

A man is escorted off a Qatar Airways aircraft by police at Manchester airport. The man was arrested over a bomb hoax threat after military jets escorted the plane into Manchester airport. Photograph: Andrew Yates/Reuters

Kurdish Peshmergas patrol the town of Rabia which was previously seized by Islamic State of Iraq and the Syria (ISIS) in Mosul, Iraq . Peshmergas forces deploy more troops to the area due to possible ISIS threat. Photograph: Anadolu Agency/Getty Images

Are you tripping out with these rotating snakes? Professor Akiyoshi Kitaoka from Ritsumseikan University in Kyoto, Japan, has spent more than a decade creating his collection of moving optical illusions. See more of the images in our gallery. Photograph: Caters News Agency