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The Borges' family pet dog, Little, sits on the back of Tom, as they pose for a photo in their kitchen in Maringa, Brazil, Friday, Sept. 27, 2013. The Brazilian family is now locked in a legal dispute for the big cats, eight tigers and two lions, with federal wildlife officials working to take them away. While Borges does have a license to raise the animals, Brazilian wildlife officials say he illegally bred the cats, creating a public danger.(AP Photo/Renata Brito) ( Brazil Tiger Family )

Dan, a two-year-old tiger, drinks from a nursing bottle held by his caretaker Ary Borges, left, at Borges' home in Maringa, Brazil, Thursday, Sept. 26, 2013. Borges is in a legal battle with federal wildlife officials to keep his endangered animals from undergoing vasectomies and being taken away from him. He defends his right to breed the animals and says he gives them a better home than they might find elsewhere in Brazil. (AP Photo/Renata Brito) ( Brazil Tiger Family )

Ary Borges stands with his tiger Tom on a leash in his backyard in Maringa, Brazil, Thursday, Sept. 26, 2013. The Borges family is now locked in a legal dispute for the cats, with federal wildlife officials working to take the animals away. While Borges does have a license to raise the animals, Brazilian wildlife officials say he illegally bred the tigers, creating a public danger. (AP Photo/Renata Brito) ( Brazil Tiger Family )

Ary Borges sits behind his tigers inside a cage at his home's backyard in Maringa, Brazil, Thursday, Sept. 26, 2013. Borges says it all started in 2005 when he first rescued two abused tigers from a traveling circus. He defends his right to breed the animals and says he gives them a better home than they might find elsewhere in Brazil. (AP Photo/Renata Brito) ( Brazil Tiger Family )

A tiger leaps out of a pool inside a cage in the backyard of its caretaker Ary Borges in Maringa, Brazil, Thursday, Sept. 26, 2013. Ibama, Brazil's environmental protection agency that also oversees wildlife, is working through courts to force Borges to have the male tigers undergo vasectomies so they cannot reproduce, confiscate his caretaker license and obtain the cats. Borges appealed and the matter is pending before a federal court. (AP Photo/Renata Brito) ( Brazil Tiger Family )

A tiger handler holds out a piece of meat for a tiger named Tom over a swimming pool in the backyard Tom's caretaker Ary Borges in Maringa, Brazil, Thursday, Sept. 26, 2013. To date, they've had no problems with Borges' animals attacking anyone or getting loose. (AP Photo/Renata Brito) ( Brazil Tiger Family )

A tiger named Tom shakes off water as he swims in a pool in the backyard of Ary Borges, his caretaker in Maringa, Brazil, Thursday, Sept. 26, 2013. Borges, who cares for Tom, eight other tigers and two lionesses, is in a legal battle with federal wildlife officials to keep his endangered animals from undergoing vasectomies and being taken away from him. (AP Photo/Renata Brito) ( Brazil Tiger Family )

A tiger named Tom swims in the backyard of his caretaker Ary Borges in Maringa, Brazil, Thursday, Sept. 26, 2013. Tom shares the Borges family property with other tigers, lions, a monkey, and a pet Chihuahau named Little inside this makeshift animal sanctuary. (AP Photo/Renata Brito) ( Brazil Tiger Family )

The Borges' family pet dog, Little, is placed on the back of Tom, their tiger, for a photo to be taken, in Maringa, Brazil, Friday, Sept. 27, 2013. The Brazilian family is now locked in a legal dispute for the big cats, they have eight tigers and two lions, with federal wildlife officials working to take them away. While Borges does have a license to raise the animals, Brazilian wildlife officials say he illegally bred the cats, creating a public danger.(AP Photo/Renata Brito) ( Brazil Tiger Family )

Ary Borges sits with one of his nine tigers in his backyard in Maringa, Brazil, Thursday, Sept. 26, 2013. Borges says it all started in 2005 when he first rescued two abused tigers from a traveling circus. He defends his right to breed the animals and says he gives them a better home than they might find elsewhere in Brazil. (AP Photo/Renata Brito) ( Brazil Tiger Family )

Ary Borges feeds his tiger named Dan at his home in Maringa, Brazil, Thursday, Sept. 26, 2013. Borges is in a legal battle with federal wildlife officials to keep his endangered animals from undergoing vasectomies and being taken away from him. He defends his right to breed the animals and says he gives them a better home than they might find elsewhere in Brazil. (AP Photo/Renata Brito) ( Brazil Tiger Family )