This undated photo provided by Scott Burton shows a Giant African Land Snail. In an aggressive effort to keep an invasive snail species from making a permanent home in Florida, 78,000 giant African land snails have been captured in the past year, state agriculture officials said. The infestation was discovered in September 2011. Officials hoped they could keep the snail from joining other exotic plant, fish and animal species that have found havens in the state. (Photo by Scott Burton/Associated Press)

Maylee, a Shih Tzu owned by Marta Merzado of Stuart, watches the action during Fashion's Night Out on September 6, 2012. (Photo by Allen Eyestone/The Palm Beach Post)

A new species of monkey found in the Democratic Republic of the Congo and identified as Lesula (Cercopithecus lomamiensis) is seen in this undated photograph from an article published September 12, 2012 in the science journal PLOS One. The monkey was first seen in 2007 by researchers John and Terese Hart of the Peabody Museum of Natural History at Yale Research Project. The finding of C. lomamiensis represents only the second new species of African monkey to be discovered in the past 28 years, according to the research article. (Photo by Hart J. A., Detwiler K. M., Gilbert C. C./Reuters)

A woman watches a released eagle in the southern Negev Desert near Kibbutz Sde Boker on September 10, 2012. The Society for the Protection of Nature in Israel trapped 96 eagles in the past days and released them after the birds underwent examination, and each has received a number and a ring. (Photo by Tsafrir Abayov/Associated Press)

International conservation groups have issued a list of the earth's 100 most threatened animals, plants and fungi on September 11, 2012, among them the Tarzan's chameleon, and say urgent action is needed to protect them. The groups identified the species, which live in 48 countries, in a report presented to a global conservation forum on the southern South Korean island of Jeju. (Photo by Frank Gaw/The Zoological Society of London)

Pigs race at the Los Angeles County Fair in Pomona, Calif., on September 5, 2012. (Photo by Lucy Nicholson/Reuters)

A hooded hunting falcon is seen during the first day of the Abu Dhabi International Hunting and Equestrian exhibition in Abu Dhabi, September 5, 2012. The 10th Abu Dhabi International Hunting and Equestrian Exhibition features several festivities and live performances such as equestrian shows, falcon & saluki beauty contests, camel auctions, art competitions and traditional hunting activities. (Photo by Ben Job/Reuters)

A crab carcass is one of many tha line Kanner Highway in Stuart on September 11, 2012. (Photo by Thomas Cordy/The Palm Beach Post)

Malou, a male Sumatran orangutan, clings on tightly to his mother, Cahaya, as he makes his public debut in the Zurich Zoo, on September 19, 2012. (Photo by Alessandro Della Bella/EPA)

A rabbit is pictured next to weapons in a Free Syrian Army bus in Bustan Al-Basha district in Aleppo September 18, 2012. (Photo by Zain Karam/Reuters)

A juvenile tiger roars in a caged compound on the rooftop of an apartment building in Pathum Thani province, central Thailand on September11, 2012. A Thai man has been arrested and accused of illegally raising six tigers on top of the apartment building on Bangkok's outskirts after police busted a larger tiger-trafficking ring in the country. (Photo by Apichart Weerawong/Associated Press)

A European peacock butterfly (Inachis io) unfolds its wings in the sun on a blossom in a garden in Frankfurt an der Oder, eastern Germany, on September 20, 2012. (Photo by Patrick Pleul/AFP)

A motorist brakes to stop as a buck leaps across Mill Road in East Aurora, New York, on September 23, 2012. (Photo by Robert Kirkham/Buffalo News)

Mawimbi, a western lowland gorilla cub, lies in the arm of its mother Mamitu in the Zoo of Zurich, Switzerland, on September 19, 2012. (Photo by Alessandro Della Bella/Associated Press)

A bee collects pollen from a sunflower on September 6, 2012 in Neufeld, Germany. (Photo by Roland Weirauch/AFP)

A snail is pictured at a garden in Kathmandu, Nepal, on September 8, 2012. (Photo by Prakash Mathema/AFP)

A baby alligator rests on its mother's head at the Loxahatchee Wildlife Refuge. (Photo by Allen Eyestone/The Palm Beach Post)

An Indian white tiger cub rests at the Liberec Zoo in the Czech Republic on September 8, 2012. Three rare white tigers were born there on July 1, 2012. (Photo by Petr Josek/Reuters)

A Devon Jersey mix cow named Lucy at Heritage Hen Farms comes close to a fence to be hand fed. Owners Marty and Svetlana Simon say their cows are 100 percent grass grazing heirloom breeds. (Photo by Damon Higgins/The Palm Beach Post)

A Tasmanian devil cub tries to bite his way out of a small bag during an event marking the National Endangered Species Day in Sydney, Australia, September 7, 2012. The National Threatened Species Day is a community action and an education event aimed at highlighting vulnerable Australian animals and and what can be done in our daily lives to save them. (Photo by Rob Griffith/AP Photo)

Cows are held in a cattle pen during the traditional “Almabtrieb” near Munich, Bavaria, on September 11, 2012. At the end of the summer season, farmers move their herds down from the Alps to the valley and into winter pastures. (Photo by Michael Dalder/Reuters)

Villagers look at a wounded one-horned rhinoceros that was shot and dehorned by poachers near Kaziranga National Park in India, on September 16, 2012. Veterinarians were struggling to keep the animal alive. (Photo by Associated Press)

Zoey, a sea lion, catches a plastic ring round her neck as she performs as part of the Sea Lion Splash show September 7, 2012, in Gottschalk Park at the Kansas State Fair in Hutchinson, Kan. (Photo by Travis Morisse/AP Photo)

A crow takes off after drenching itself in a roadside fountain on September 7, 2012 in New Delhi, India. (Photo by Saurabh Das / AP Photo)

Chimpanzee Ruben plays on his surrogate mother, Kito, at the Oklahoma City Zoo in Oklahoma City, September 17, 2012. Ruben's mother, Rukiya, died just 24 hours after giving birth during a medical procedure. After being hand-raised at Tampa's Lowry Park Zoo, 7-month-old Ruben arrived at the Oklahoma City Zoo on July 30, 2012, and is slowly being introduced to the other members of his chimp family. (Photo by Sue Ogrocki/AP Photo)

An echidna eats during a National Threatened Species Day event, held in central Sydney on September 7, 2012. (Photo by Daniel Munoz/Reuters)

Denali, a male gray wolf, walks between trees at the Alaska Zoo, on September 5, 2012 in Anchorage, Alaska. The 6-year-old wolf is one of two candidates for Zoo “president” in a fundraiser that matches the timing of the U.S. presidential race. He's running against Ahpun, a polar bear, and ballots are $1. (Photo by Dan Joling/AP Photo)

A teju sits in the grass during a pet fair in eastern Germany, on September 5, 2012. (Photo by Franziska Koark/AFP Photo)

Two newly hatched owl butterflies hang from their cocoons in one of the green houses of the science center “Botanika” at the Rhododendron Park in Bremen, northern Germany, on September 7, 2012. More than 40 species of butterflies can seen at “Botanika” from September 8, 2012 to March 10, 2013. (Photo by Ingo Wagner/AFP)

Red river hog baby Tonka stands near its mother on September 18, 2012, at the Zoologischer Garten in Berlin. (Photo by Ole Spata/AFP)

Lion mother Layla holds one of her two babies by the tail in their enclosure at the Zoo in Dresden, eastern Germany, on September 6, 2012. Two five-week old lion babies were presented to the public for the first time. (Photo by Arno Burgi/AFP)

Banana, a 16-foot female albino Burmese python gets readjusted to her old surroundings on the floor of a bathroom at the home of Jana and Gary Saurage in Beaumont, Texas, on September 17, 2012. She went missing from her cage at Fannett wildlife park for more than five months, and a new enclosure is now being built for her. (Photo by Dave Ryan/AP Photo)

A peacock pansy butterfly perches on a plant after a brief spell of rain at Lodhi Garden in New Delhi, India, on September 17, 2012. (Photo by Harish Tyagi/EPA)

A keeper holds a Bornean river turtle (Orlitia borneensis) as it is presented to the media on September 18, 2012 at the Zoo in Dresden, eastern Germany. The animal hatched from one of nine eggs laid in April 2012. The eggs were put in an incubator, and between mid-August and the beginning of September, baby turtles hatched from all eggs. Eight of the animals survived the first critical days. According to the Zoo, it is the first breed of this turtle species in Germany. (Photo by Arno Burgi/AFP)

A picture taken on September 15, in Godewaersvelde, northern France, shows a mole burrowing through dirt. (Photo by Philippe Huguen/AFP Photo)

A rabbit wearing a harness with the imprint “Killer” is walked in during a pet fair Dresden, estern Germany, on September 5, 2012. (Photo by Arno Burgi/AFP)

Pigs from the team “Rapid pigs from the Jorat” round the track during their race on September 16, 2012 at the Swiss fair “Comptoir Suisse” in Lausanne, Switzerland. (Photo by Fabrice Coffrini/AFP)

A baby silvery gibbon clings to its mother Pangrango (age 15) at the Hellabrunn Zoo in Munich, Germany, on September 14, 2012. The baby primate was born on August 19, 2012. (Photo by Frank Leonhardt/Zuma Press)

Female silvery gibbon Pangrango balances with her four week-old baby on ropes in their compound at the Hellabrunn Zoo in Munich, southern Germany, September 14, 2012. (Photo by Uwe Lein/AP Photo)

A kiwi chick hatches at Auckland Zoo in New Zealand on September 12, 2012. (Photo by Greg Bowker/AP Photo)

A baby porcupine gets his first check-up at the Chester Zoo in England. Two African crested porcupines, named Stempu and Noko, were born to mom Roxie and dad Nungu in September. Keepers gave the duo physical examinations, inserted microchips and took their weights during the routine checks. (Photo by Steve Rawlins/Chester Zoo)

A young snow leopardin its enclosure at the Zoo in Cologne, Germany, 13 September 2012. Two young snow leopards “Nuri” and “Samira” were born on 29 May 2012 and now weigh seven and eight kg.(Photo by Rolf Vennenbernd/EPA)

A woman sells a painted dog in the street on September 12, 2012 in Shangqiu, Henan Province of China. (Photo by Zuma Press)

Isangi, a 9-month-old Grauer's gorilla, is moved to Virunga National Park headquarters in the Congo on September 19, 2012. The gorilla, who was rescued with another gorilla by wildlife authorities, was kidnapped from his family in the wild. The pair will be quarantined for a month and then moved to the Grace Center for Rescued Gorillas in east central Africa. (Photo by Luanne Cadd/AFP)

A large sphinx moth caterpillar climbs over a bin of freshly picked plums on a farm near Roseburg, Ore., on September 23, 2012. (Photo by Robin Loznak)

10-year-old panda Xin Yue lounges at the Taihu Lake National Wetland Park in China on September 24, 2012. (Photo by China Foto Press/Zuma Press)

A three-banded armadillo unrolls itself from a ball at a zoo in Rio de Janeiro, Brazil on September 20, 2012. (Photo by Marcelo Sayao/EPA)

A male okapi, Nkosi, who was born last weekend at the Antwerp Zoo in Belgium, stands in his enclosure on September 20, 2012. Okapis live in northwestern Democratic Republic of Congo and are on the list of endangered species. (Photo by Johan Verhulst/AFP)

African penguins gather to keep warm as others are fed sardines by staff at the South African Foundation for the Conservation of Coastal Birds. Some 200 penguins were recently found covered in oil on Robben Island in Cape Town, South Africa, on September 20, 2012 following a spillage by a stricken bulk carrier. They are now being cared for by the foundation as they recuperate. (Photo by Schalk Van Zuydam/AP)

Female liliger cub Kiara, a hybrid between a lion and a ligress, roars at the Novosibirsk Zoo in eastern Siberia, on September 19, 2012. Born over a month ago, Kiara is the world's first female liliger, according to Zoo officials. Kiara's mother, Zita, stopped producing milk almost immediately after giving birth, so Zoo employees placed Kiara in a separate facility and feed her with a special milk mix. (Photo by Ilnar Salakhiev/AP Photo)

A Siberian tiger cub looks out of a basket while being weighed at the Leipzig Zoo in Germany on September 20, 2012. (Photo by Jens Meyer/AP)

A young alpaca yawns while taking a rest in a pasture on September 12, 2012 in Albany, Vermont. (Photo by Toby Talbot/AP Photo)

A duck swims during an autumn day in a pond in the Tsaritsino estate in southern Moscow, Russia, September 19, 2012. (Photo by Mikhail Metzel/AP Photo)

A California sea lion and a walrus kiss each other during a show at the Hakkeijima Sea Paradise aquarium-amusement park complex in Yokohama, southwest of Tokyo, Japan, on September16, 2012. (Photo by Itsuo Inouye/Associated Press)

A rescue team looks at a 26-foot Minke whale that washed up on shore from gale force winds and high seas in Druridge Bay, England, on September 26, 2012. The whale is alive but in a poor condition, the British Divers Marine Life Rescue charity said. (Photo by Owen Humphreys/PA)

Ladybirds (Coccinellidae) walk on the fruit during the harvest of Burgundy grapes on a vineyard of the Thueringer Weingut Bad Sulza near Sonnendorf, central Germany, September 19, 2012. With the beginning of autumn the harvest has started in the vineyards in the Saale-Unstrut area. The viticulture in the Saale-Unstrut-district has a tradition of more than 800 years. (Photo by Jens Meyer/AP Photo)