Rare siamang gibbon born in Tel Aviv Zoo

A 7-day-old unnamed siamang gibbon weighing 170 grams is nursed by his mother Jamby at the Tel Aviv safari park and zoo on Aug. 7, 2012, in Ramat Gan, Israel. The siamang gibbon is found mainly on the Indonesian island of Sumatra and the Malaysian peninsula.

A 7-day-old unnamed siamang gibbon weighing 170 grams is carried by his mother Jamby at the Tel Aviv safari park and zoo on Aug. 7, 2012, in Ramat Gan, Israel.

A 7-day-old unnamed siamang gibbon weighing 170 grams is nursed by his mother Jamby at the Tel Aviv safari park and zoo on Aug. 7, 2012, in Ramat Gan, Israel.

A 7-day-old unnamed siamang gibbon weighing 170 grams is carried by his mother Jamby at the Tel Aviv safari park and zoo on Aug. 7, 2012, in Ramat Gan, Israel.

A 7-day-old unnamed siamang gibbon weighing 170 grams is nursed by his mother Jamby at the Tel Aviv safari park and zoo on Aug. 7, 2012, in Ramat Gan, Israel.

A 7-day-old unnamed siamang gibbon weighing 170 grams is carried by his mother Jamby at the Tel Aviv safari park and zoo on Aug. 7, 2012, in Ramat Gan, Israel.

A 7-day-old unnamed siamang gibbon weighing 170 grams is nursed by his mother Jamby at the Tel Aviv safari park and zoo on Aug. 7, 2012, in Ramat Gan, Israel.

A 7-day-old unnamed siamang gibbon weighing 170 grams is carried by his mother Jamby at the Tel Aviv safari park and zoo on Aug. 7, 2012, in Ramat Gan, Israel.

A 7-day-old unnamed siamang gibbon weighing 170 grams is nursed by his mother Jamby at the Tel Aviv safari park and zoo on Aug. 7, 2012, in Ramat Gan, Israel.