THE BEST PHOTOS OF ANIMALS THIS WEEK

Bigpikcha offers to see a selection of photos of animals per week (April 14-20), made by the best photographers in the world.

The Tigers are fighting at the zoo in Yangzhou in China. (Photo: REUTERS)

Giraffes in Botswana, South Africa. (Photo: Michael Polisi / Barcroft)

Little lamb on the farm in Sussex. (Photo: REX)

Playful pandas at the zoo in Hangzhou, China. (Picture: Barcroft)

Otter enough camera for self in Washington (Photo: PA)

Gorilla celebrates her 24th birthday at the Wild Animal Park in Kent, UK. (Photo: Rex)

Bengal tiger cubs playing with their mother at the zoo in Buenos Aires in Argentina. (Picture: Barcroft)

Polar bear pressed against the mother. (Picture: Caters News)

Siberian tiger in the zoo in Shenyang. (Photo: Rex Features)

Zembra named Jumbo (left) plays with his mother in a zoo in Germany. (Photo: AP)

Bengal tiger cub playing at the zoo in Buenos Aires, Argentina. (Photo: Natasha Pisarenko / AP)

Sparrow in search of food in Kathmandu, Nepal. (Photo: AFP)

Brown bear Masha and her cubs peek out of the cave at the zoo in Hamburg. (Photo: EPA)

"Spider Monkey" at the zoo in Antwerp, Belgium. (Photo: Reuters)

A man feeds a crocodile meat chunks in Karachi, southern Pakistan. (Photo: Reuters)

People watch cockfights in Xishuangbanna Dai Autonomous Prefecture in China. (Photo: Reuters)

Bear resting at the zoo in Berlin. (Photo: AFP Photo)

Visitors watch as the lions play in the safari park, about 50 km east of Simferopol, Crimea. (Photo: AP)

Press secretary zoo keeps flamingos at the zoo in Miami. (Photo: AP)

Colorful pictures of animals on a living planet.

Pagi - female Malayan bear - encourages his brother Palu during their first public appearance at the San Diego Zoo. (Tammy Spratt / AFP / Getty Images)


A dog named Max jumped into the air, trying to bite the flow of snow snowplow at Jamestown. (The Jamestown Sun via Assoiciated Press)


Three-year Bea giraffe licks strausihu Wilma in Tampa Bay. Usually, animals communicate with animals of their same species. However, more recently the rangers noticed that this couple standing together.(Matt Marriott / Busch Gardens via Associated Press)


Two macaw parrot during courtship ritual in the zoo in Germany. (Torsten Silz / AFP / Getty Images)


Two Australian red kangaroo resting in the sun in the "world wild nature in Sydney." Red Kangaroo - the largest marsupial and major Australian mammal well adapted to the dry climate of Australia. (Greg Wood / AFP / Getty Images)


Gorilla cub sleeping on the back of the mother in the zoological park in Caracas, Venezuela. (Thomas Coex / AFP / Getty Images)


Borodastik Müller - one of the Taiwanese species of birds guarding its nest in Taipei. (Sam Yeh / AFP / Getty Images)


The two-month doe named Manya looks out from his enclosure at the National Zoo in Kuala Lumpur.(Bazuki Muhammad / Reuters)


Golden Capuchin Nadu scratching his head at the zoo in Cologne. (Clemens Bilan / AFP / Getty Images)

Flamingo resting in the rain in his cage at the zoo Osnabrück. (David Hecker / AFP / Getty Images)


Newborn lizard Komodo eats a grasshopper in a zoo in Rotterdam. For the Dutch zoo is the first time a large reptile reproduced offspring. (Marten Van Dijl / AFP / Getty Images)


Barn owl has eaten chicken leg while relaxing on the International Day for the protection of birds of prey in Malta. (Darrin Zammit Lupi / Reuters)


Two grizzly fight hot day at the zoo of Madrid. (Laszlo Balogh / Reuters)


Hippo and her kids are resting in the zoo in Berlin. (Michael Gottschalk / AFP / Getty Images)


Japanese white-eye sat on the branch of a flowering cherry tree in the National Garden in Tokyo. (Yuriko Nakao / Reuters)


Newborn Madagascar lemur tahini in a zoo in France. Around the world, these creatures in captivity just 17. (Jeff Pachoud / AFP / Getty Images)


Tame golden eagle caught a hare on the traditional hunting competition near Karkaralinsk in Kazakhstan.(Shamil Zhumatov / Reuters)


Two lizards are fighting in a park in Ahmedabad. (Amit Dave / Reuters)


Mother kissing her baby in the aviary of the Munich zoo. (Michaela Rehle / Reuters)


Clouded leopard washes in a zoo in Prague Troy. (Michal Cizek / AFP / Getty Images


Bee sits on a flower in Ludwigsburg, Germany. (Thomas Kienzle / Associated Press)


Rare Asian lion cub and its mother Abi sit in the shade in their new enclosure at London Zoo. (Dan Kitwood / Getty Images)

The four South American sea lion plays in his enclosure at the zoo in Vienna. (Zoo Vienna / Daniel Zupanc / Reuters)