Animal photos last week: Golden frog festival in Panama

Panama yellow frog at El Nispero zoo. This is the third day of the national golden frog festival in Panama.

Two hand gorillas caught their faces when they met again at a British zoo after 3 years of separation

Unique set of a princess butterfly in Montpelier, Vermont (USA). Every year, the butterfly moves a long distance of 4,800km from the Rocky Mountains to North America to winter in Mexico and southern California.

A white rhino photographed with Chinese basketball star Yao Ming.

The cute kittens are cat-like, just born 3 weeks ago at Ramat Gan Safari (Tel Aviv). This cat is thought to be extinct in Israel.

Bali starling is one of the world's rarest birds. After 12 years, this is the first successful breeding zoo.

A Burmese python is more than 5 meters long with 87 eggs in the abdomen found in Florida (USA).

Very rare species of lobster species have been successfully bred after being extinct nearly 100 years ago.

A red-eyed frog appeared during the Golden Frog festival in Panama.

Blue-headed thrush is ranked among the top 10 endangered animals. In China, there are less than 250 adults left.

In the summer, when ice is submerged under water, polar bears near Hudson Bay (Canada) roam the shore and live in caves dug from frozen soil.

A Zizeeria maha butterfly in Fukushima, Japan with deformities. This is the first butterfly study to show that radioactive leaks in Japan have led to physical changes in organisms.

Two mothers of Caribbean flamingos at Bronx Zoo, New York.

In Pantanal, Brazil, a giant anteater (Myrmecophaga tridactyla) is looking for bait. This species and jaguar, tapir is thought to be extinct in Brazil's Atlantic forest.

The photo shows two ants mating to join the Green shoots program of the Guardian.