Norbert Po/tiergarten Schoenbrun / EPA
African elephant baby 'Iqhwa' checks out the snow at the Tiergarten Schoenbrunn zoo in Vienna, Austria, on Jan. 28.
Wojciech Pacewicz / EPA
A dog named Kulka wears a blue jacket at a pet shop in Lublin, Poland, on Jan. 28.
Daniel Naupold / EPA
A polar bear sleeps in the snow at the zoo in Berlin, Germany, on Jan. 28.
Daniel Naupold / EPA
A young lechwe looks around at the zoo in Berlin, Germany, on Jan. 28. The baby was born on Jan. 22.
Amr Abdallah Dalsh / Reuters
A zookeeper helps a boy feed a hippopotamus at Egypt's Giza Zoo in Cairo on Jan. 27.
Peter Kramer / NBC
Kittens appear on the "Today" show on Jan. 28 while promoting the Animal Planet's "Puppy Bowl."
Ed Jones / AFP - Getty Images
Pigeons fly across a square in Seoul on Jan. 27.
David Chang / EPA
Yuan Zai, the first Taiwan-born panda, plays at the Taipei Zoo in Taipei, Taiwan on Jan. 24.
Ben Curtis / AP
A male lion looks out over the savannah at dusk in Nairobi National Park in Kenya on Jan. 25.
Matej Divizna / Getty Images
Sled dogs howl before the start of The Sedivackuv Long 2014, a dog sled race in the Orlicke mountains near the Czech-Polish border, on Jan. 24.
Tatyana Zenkovich / EPA
A duck flies over another bird floating in the waters of a steaming pond on the outskirts of Minsk, Belarus on Jan. 24.
Daniel Naupold / AFP - Getty Images
A cat sticks it's head out of a house on Jan. 24 at th Green Week Agriculture Fair in Berlin, Germany.
Michelle Curley / Cincinnati Zoo via AP
Gladys, a one-year-old gorilla, sits at the zoo in Cincinnati on Jan. 24.
Jens Buettner / AFP - Getty Images
Cane toad "Larissa" from South America sits during the annual inventory at the zoo in Schwerin, Germany on Jan. 24.
Hendrik Schmidt / AFP - Getty Images
A newborn baby giraffe explores its surroundings next to its mother Gusti in the Zoo in Leipzig, Germany, on Jan. 24. The giraffe was born on Jan. 18.
Peter Endig / AP
Anteater Stella's baby Eusebio sits on the back of his mother at the zoo in Halle, Germany, on Jan. 23.
Sam Panthaky / AFP - Getty Images
Ambar, an Asiatic lion, looks on from an enclosure at the Kamla Nehru Zoological Garden in Ahmedabad, India on Jan. 23.
Roland Weihrauch / EPA
A 6-month-old baby koala sits on its mother's head at the zoo in Duisburg, Germany on Jan. 22.
National Zoo via EPA
Mani, a baby Goodfellow's tree kangaroo, sits in the pouch of her mother on Jan. 23.
Julie Larsen Maher / Wildlife Conservation Society via AP
A pair of brown bears play in the fresh snow at the Bronx Zoo on Jan. 22 in New York.
Boris Roessler / AFP - Getty Images
A flamingo sits at the zoo in Frankfurt, Germany on Jan. 22.
Waltraud Grubitzsch / EPA
Chihuahuas Mulle, Kenya, Lucy, Quincy and Kingston, all dressed in wedding clothes pose, for a photo at the Birgit Winkler mini zoo in Leipzig, Germany on Jan. 22.