The week in wildlife

A red-billed ox-pecker gets up close and personal with a Cape buffalo in the Maasai Mara game reserve, Kenya Photograph: Tony Karumba/AFP

Tan Tan, a giant panda at Oji zoo in Kobe, gave birth this week. It is the first baby panda to be born in Japan as a result of artificial insemination in 20 years. Photograph: AFP

Pink flamingos in flight at laguna Canapa in Bolivia. The birds feed on brine shrimps in high altitude Andean lakes that dot the border with Chile Photograph: Jorge Silva/Reuters

The National Trust said the wet weather had seriously affected many butterfly species this summer, including the high brown fritillary butterfly, pictured Photograph: The National Trust/PA

A western lowland gorilla cradles her 10-day-old baby during its first public appearance at Taronga zoo in Sydney, Australia Photograph: Torsten Blackwood/AFP

This harbour seal pup is one of 59 being reared in Friedrichskoog, Germany. In time they will be reintroduced to the wild Photograph: Heribert Proepper/AP

Otter cubs at the Otter, Owl and Wildlife Park in Hampshire, England. Otters have beaten a range of cute and cuddly creatures to be voted favourite British mammal in a poll Photograph: Gareth Fuller/PA

A gull takes to the air at a port in Essaouira, Morocco Photograph: Abdelhak Senna/AFP

An unidentified species of firefly in a laboratory in Thailand's Queen Sirikit botanic gardens, Chiang Mai. The lab is working to increase firefly numbers Photograph: Narong Sangnak/EPA

A biologist in Helgoland, a German archipelago in the North Sea, holds a young lobster. The Biological Institute Helgoland has been breeding European lobsters to boost numbers around the island for eight years. About 150 will be released into the wild this week Photograph: Philipp Guelland/AFP

Cows drink from Karla lake in Athens, Greece. Water supplies in the country are significantly lower this year compared to last Photograph: Yiorgos Karahalis/Reuters