An Aotus lemurinus, known as an owl monkey, carries its one-month-old baby on its back after it was born in captivity at the zoo in Medellin, Colombia, Tuesday, May 19, 2009.(AP Photo/Luis Benavides)
Selection of some of the images taken over the years by the Hubble space telescope. Spacewalking astronauts from the shuttle Atlantis resume their ambitious overhaul of the Hubble telescope on Friday, replacing failing gyroscopes and aging batteries in the pointing and power systems.(AFP/NASA)
Pandas Tuan Tuan and Yuan Yuan, whose names together mean "reunion" in Chinese, sit together inside their enclosure at the Taipei City Zoo May 19, 2009. The pair of giant pandas were donated by political rival China.REUTERS/Pichi Chuang (TAIWAN SOCIETY ANIMALS)
The world's largest lizard, the Komodo dragon, has a snake-like venom in its bite which sends victims into shock and stops their blood from clotting, according to Australian research.(AFP/File/Andrew Yates)
A newly born baby Eastern Black Rhinoceros calf sits with her mother in their enclosure at Chester Zoo in Chester, northern England, May 18, 2009. The four day old calf is the second Eastern Black Rhino to be born at the zoo in eight months.REUTERS/Phil Noble (BRITAIN ANIMALS ENVIRONMENT SOCIETY)
Giraffe calf Shani is seen with her father Naruk, left, and her mother Kibaya, right, at the Berlin Zoo, Friday, May 15, 2009. Shani was born May, 3, 2009.(AP Photo/Maya Hitij)
Triplet Jaguar cubs, seen, at the Tierpark Zoo, in Berlin, Tuesday, May 19, 2009. The three cubs were born on April 16 and named Atiero, Jumanes and Valdivia.(AP Photo/Gero Breloer)
A four-day-old Eastern Black Rhinoceros, yet to be named, left, is seen next to her mother Ema inside their enclosure at Chester Zoo, Chester, England, Monday, May 18, 2009. The zoo is home to over 7,000 animals and 400 different species, including some of the most endangered species on the planet.(AP Photo/Paul Thomas)
Luxury birds : Peacocks brought from India are displayed for sale on a street in Kabul. Rich Afghans buy the colorful birds as a pets with a pair costing about 12,500 afghanis or 250 dollars.(AFP/Shah Marai)
A bird sits on a sunflower at a field at Chunni village, in the northern Indian state of Punjab, May 6, 2009. Many Indian farmers cultivate sunflower for its seeds to produce cooking oil.REUTERS/Ajay Verma (INDIA SOCIETY ANIMALS)
Cirque preview : A Cirque du Soleil artist performs in front of the Santa Monica Pier in Santa Monica, California during a preview of the Kooza show that they will perform here next October, as a part of the celebration of the Santa Monica Pier Centennial and the 25th anniversary of Cirque du Soleil.(AFP/Gabriel Bouys)
A zoo keeper holds up Bengal tiger cubs at Universal Animal Zoo near Amman May 13, 2009. The cubs were born two weeks ago to father Nahar and mother Shorook.REUTERS/Ali Jarekji (JORDAN SOCIETY ANIMALS)
A first grader from St Jude School, in Bridgetown, Ohio, observes a polar bear at the Cincinnati Zoo & Botanical Garden in Avondale, Ohio, Thursday, May 7, 2009, during a school field trip.(AP Photo/Ernest Coleman, The Cincinnati Enquirer)
A sculptor works on a sand sculpture of "The Thinker" during preparations for the FIESA 2009 International Sand Sculpture Festival in Pera May 14, 2009. An international team of 60 sculptors will turn 35,000 tons of sand into sculptures spread over 15,000 square metres (161,600 square feet) for the festival, which opens to the public on May 22.REUTERS/Jose Manuel Ribeiro (PORTUGAL TRAVEL SOCIETY)
Wilbaer, a 16-months old polar bear, plays with a piece of wood in the Wilhelma zoo in Stuttgart, Germany, Tuesday, May 5, 2009. Wilbaer, who was born in this zoo, will leave this zoo in the next weeks and move to the bear park Orsa in Gorenklitt, Sweden.(AP Photo/Thomas Kienzle)
Polar bears Bill, right, and Lara react, at their first meeting, at the Zoom Erlebniswelt zoo, in Gelsenkirchen, Germany, Friday, April 17, 2009. Polar bear Bill came from the zoo in Bruenn, Czech Republic, as a new partner for female polar bear Lara.(AP Photo/Martin Meissner)
In this photo provided by the Wildlife Conservation Society and taken on May 1, 2009 shows , Moxie, a young lion cub and her mother, Sukari, at the Bronx Zoo in New York. Born in November 2008, Moxie was the first lion born at the Bronx Zoo in 31 years.(AP Photo/WCS, Julie Larsen Maher)
SeaWorld animal trainers in Orlando have their hands full with four baby Asian small-clawed otters, seen March 30, 2009.(Photo and caption submitted by Jason Collier/SeaWorld Orlando)
Several hundred never before seen galaxies are visible in this "deepest-ever" view of the universe, called the Hubble Deep Field (HDF), made with NASA's Hubble Space Telescope in this image released by NASA May 4, 2009. Besides the classical spiral and elliptical shaped galaxies, there is a bewildering variety of other galaxy shapes and colors that are important clues to understanding the evolution of the universe. Some of the galaxies may have formed less that one billion years after the Big Bang. REUTERS/Robert Williams and the Hubble Deep Field Team (STScI) and NASA/Handout (UNITED STATES SCI TECH) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS
This NASA handout image released in October 2008 shows the planet Mercury. The US space probe MESSENGER's second fly-by of the planet Mercury in October 2008 revealed the solar system's smallest planet to be far more active than previously thought, four studies said Thursday.(AFP/NASA/File)
A great grey owl, Strix nebulosa, looks on from its enclosure at Skansen zoo in Stockholm April 21, 2009. REUTERS/Leif R Jansson/Scanpix (SWEDEN ANIMALS) SWEDEN OUT. NO COMMERCIAL OR EDITORIAL SALES IN SWEDEN
Laith the lion (L) and Dima the tigress rest in their cage at Ghamadan Zoo near Amman April 23, 2009.REUTERS/Ali Jarekji (JORDAN ANIMALS ODDLY) Photo Tools
Close encounter : Newly hatched butterflies land on a woman during a press launch of the "Butterfly Jungle" at the Natural History Museum in London.(AFP/Leon Neal)
Cut Spring flowers, daffodils and tulips, brighten the inside of a home in Orange Twp., Ohio on Wednesday, April 22, 2009. Today is Earth Day.(AP Photo/Amy Sancetta)
Not one, but two ! Truly amazing ! These animals were photographed just north of the Wisconsin border on a highway near Marenisco , MI . Once in awhile there is an opportunity to take in a piece of nature that you may never see. In these days of unrest and turmoil it is great to see that Mother Nature can still produce some wondrous beauty.
The odds of seeing an albino moose are astronomical and to see this in the upper peninsula of Michigan , near Wisconsin , is even greater than astronomical. To see two of them together is nearly impossible..
This NASA Hubble Space Telescope image shows Mars in 2005. Six volunteers from Europe and Russia will on Tuesday allow themselves to be locked up in a capsule in Moscow for over three months to simulate the conditions for an eventual manned mission to Mars.(AFP/NASA-HO/File)
Superheated ash and lava is visible inside the cone of the Soufriere Hills volcano as seen from Olveston, Montserrat in this Jan. 4, 2007 file photo.(AP Photo/Wayne Fenton)
An Orca whale surfs for a moment in the wake of another in Haro Strait, off the coast of San Juan Island, Wash., in this Aug. 5, 1997 file photo.(AP Photo/Elaine Thompson)
Men float down the Kenai River with Mount Redoubt volcano on the horizon, near the mouth of the river at Kenai, Alaska, in this July 30, 2002 photo.(AP Photo/Al Grillo)
In this photo released by Galapagos National Park, La Cumbre volcano erupts in Fernandina Island, in the Galapagos islands, Ecuador, Saturday, April 11, 2009. The Galapagos National Park says La Cumbre volcano began spewing lava, gas and smoke on uninhabited Fernandina Island on Saturday after four years of inactivity.(AP Photo/Galapagos National Park)
White Rhinoceros calf 'Naruna', right, explores the open-air enclosure of the Serengeti Park in Hodenhagen, northern Germany, Wednesday, April 8, 2009. The square-lipped rhinoceros that was born in Nov. 2008 is the zoo's 40th rhinoceros offspring born since its foundation in 1974.(AP Photo/Axel Heimken)