Cougar Mountain Zoo 2009, Peter Rittler continued in the zoo's management. The zoo collection features 32 exhibits of animal habitats concentrating on endangered species such as tigers, lemurs, wolves, reindeer, cranes, wallabies, macaws, and cougars, among others. On June 16, 2007, the zoo acquired two male Bengal tiger cubs, a royal white and a golden, who were born eight weeks apart in a Florida tiger preserve. The zoo added an additional two cubs in 2009. A glass-walled tunnel called the "Tiger Tunnel" enables visitors to view tigers in close proximity. In 2011, a 370-pound (168 km) tiger was photographed holding his paw up
Kaliningrad Zoo threatened species in the IUCN Red List: The zoo replenishes its collection and participates in international programs for cultivation and preservation of rare animal species. The zoo has enjoyed the offspring of snow leopards, zebras, Brazilian tapirs, and griffon vultures. Recently Dalmatian pelicans, Bennett's tree-kangaroos, white-naped cranes and lions have been delivered. Kaliningrad Zoo The Kaliningrad Zoo was founded in 1896 as the Königsberger Tiergarten in the German town of Königsberg, which in 1945 became part of Russia and was renamed Kaliningrad. Thus, the zoo is one of the oldest zoological gardens in Russia, and one of the largest. Its