• Slideshow Photos

    Image: Polar bear at Ueno Zoo

    Animal Tracks: June 30 - July 6

    A polar bear cools down with a swim, and 13 more of the week's best animal photos

  • Animal Tracks: June 30 - July 6

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    Cooling down -

    A polar bear swims in its enclosure's pool at Ueno Zoo in Tokyo, on July 2.
    Kimimasa Mayama / EPA
  • Animal Tracks: June 30 - July 6

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    Hi, Mom! -

    Walrus mother Dyna looks at her 2-week-old baby during their first public appearance at Hagenbeck zoo in Hamburg, Germany, on July 2.
    Daniel Reinhardt / EPA
  • Animal Tracks: June 30 - July 6

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    Have you herd? -

    Wild horses gather during the "Rapa Das Bestas" traditional event in the Spanish northwestern village of Sabucedo, on July 6. On the first weekend of the month of July, hundreds of wild horses are rounded up, trimmed and groomed in different villages in the Spanish northwestern region of Galicia.
    Miguel Vidal / Reuters
  • Animal Tracks: June 30 - July 6

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    Surf's up -

    Yoshiaki Mitsui rides on a wave with his dog Pal during the animal surfing portion of the Mabo Royal Kj Cup surfing contest at Tsujido beach in Fujisawa, Japan, on July 6.
    Toshifumi Kitamura / AFP - Getty Images
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    Birthday girl -

    Yuan Zai , the first Taiwan-born baby panda, enjoys her birthday cake, during the celebration of her first birthday at the Taipei, Taiwan, on July 6.
    Mandy Cheng / AFP - Getty Images
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    Race birdie -

    A pied wagtail is seen on a tire during the final practice session ahead of the British Grand Prix in Towcester, England, on July 5.
    Francois Lenoir / Reuters
  • Animal Tracks: June 30 - July 6

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    Head and shoulders above -

    A giraffe is pictured at a zoo in Kronberg, Germany, on July 4.
    Arne Dedert / AFP - Getty Images
  • Animal Tracks: June 30 - July 6

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    Senior pup -

    A caretaker takes care of a 14-year-old female dog at a home for aging pets in Chiba, Japan, on July 2.
    Toru Yamanaka / AFP - Getty Images
  • Animal Tracks: June 30 - July 6

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    Swimming with mom -

    Walrus Dyna and her calf dive in their compound as they are presented to the public in Hamburg, Germany, on July 2.
    Morris Mac Matzen / Reuters
  • Animal Tracks: June 30 - July 6

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    Saved chimps -

    Chimpanzees eat in their enclosure at the Ol-Pejeta conservancy at a center for rescued primates in Laikipia district, Kenya, on July 1.
    Tony Karumba / AFP - Getty Images
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    A young king -

    A king penguin, aged 11 months, is about to develop its adult plumage at Schoenbrunn Zoo in Vienna, Austria, on June 30.
    Heinz-peter Bader / Reuters
  • Animal Tracks: June 30 - July 6

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    Leaping pug -

    A pug jumps on his way toward the finish line during the 2nd Munich Pug Race in Munich, Germany, on July 6.
    Stephan Jansen / EPA
  • Animal Tracks: June 30 - July 6

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    Successful fetch -

    A dog with a tennis ball in its mouth scrambles out of a pool in Jacksonville, Florida, on June 30.
    Bruce Lipsky / AP
  • Animal Tracks: June 30 - July 6

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    Childhood friends -

    Children pet Hugo, a 63-year-old Galapagos tortoise, before his annual weighing at the Australian Reptile Park in Somersby, Australia, on July 1.
    Jason Reed / Reuters