Experts say a giant panda previously thought to be pregnant may have been more focused on food than giving birth.

“[pregnant pandas] receive more buns, fruits and bamboo, so some have used this to their advantage to improve their quality of life”

Pandering to the crowd » 

Photo: STR/AFP/Getty Images

At London zoo, a mossy frog is measured at the annual weigh-in (Philip Toscano/PA)

We round up 20 of the best photos every week

Sea plankton have been found on the International Space Station – but how did they get there?

If the science side of Tumblr can’t explain it, read this

Photo highlights of the day: A hummingbird flies in a garden in Pereira, Colombia. (Luis Acosta/AFP/Getty Images)

More of today’s best photos

A family taking a trip around Australia were treated to more than they bargained for when crocodilian crowd favourite ‘Brutus’ took on a bull shark in the muddy mangroves. The result? Dinner for Brutus, curtains for the shark.

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Photo: Andrew Paice/Getty

Body paint artist Emma Fay transforms models into stunningly realistic animals. Here, we look at how she did it

Photos: Emma Fay/Barcroft Media

Weekend readers’ best photographs: vibrant

Linda Wride: The vibrant colours of a painted donkey sculpture stand out against the whitewashed walls and blue skies of Santorini