Rotem, a sand cat, is pictured with her three kittens at the Safari in Ramat Gan, near Tel Aviv, August 18, 2015. Rotem gave birth to her kittens three weeks ago. The species is listed as near threatened and extinct from Israel, according to the zoo's staff. REUTERS/Baz Ratner 

Rotem, a sand cat, is pictured with her three kittens at the Safari in Ramat Gan, near Tel Aviv, August 18, 2015. Rotem gave birth to her kittens three weeks ago. The species is listed as near threatened and extinct from Israel, according to the zoo's staff. REUTERS/Baz Ratner 

Three sand cat kittens look out of their den at the Safari in Ramat Gan, near Tel Aviv, August 18, 2015. Rotem gave birth to her kittens three weeks ago. The species is listed as near threatened and extinct from Israel, according to the zoo's staff. REUTERS/Baz Ratner 

Rotem, a Sand Cat, is pictured with her three cubs at the Safari in Ramat Gan, near Tel Aviv, August 18, 2015. Rotem gave birth to her cubs three weeks ago. The species is listed as near threatened and extinct from Israel, according to the zoo's staff. REUTERS/Baz Ratner 

A sand kitten sits at her enclosure at the Ramat Gan Safari near Tel Aviv August 14, 2012. Four sand kittens, considered extinct in Israel, were born 3 weeks ago at the safari park, an open-air zoo, a statement from the safari said. REUTERS/Nir Elias (ISRAEL - Tags: ANIMALS TPX IMAGES OF THE DAY) 

A sand kitten walks at her enclosure at the Ramat Gan Safari near Tel Aviv August 14, 2012. Four sand kittens, considered extinct in Israel, were born 3 weeks ago at the safari park, an open-air zoo, a statement from the safari said. REUTERS/Nir Elias (ISRAEL - Tags: ANIMALS) 

Renana (L), a 3-week-old sand kitten, sits next to her mother Rotem at the Ramat Gan Safari near Tel Aviv August 8, 2011. The kitten is the first of the sand cat species, considered extinct in Israel, to be born at the safari park, an open-air zoo, a statement from the safari said. REUTERS/Nir Elias (ISRAEL - Tags: ANIMALS ENVIRONMENT) 

Renana (L), a 3-week-old sand kitten, is seen at her enclosure in the Ramat Gan Safari near Tel Aviv August 8, 2011. The kitten is the first of the sand cat species, considered extinct in Israel, to be born at the safari park, an open-air zoo, a statement from the safari said. REUTERS/Nir Elias (ISRAEL - Tags: ANIMALS ENVIRONMENT)