Three-month-old Western Lowland Gorillas pictured for first time in exhibit . Pair were born just 48 hours apart in January to Layla and Kumi , both 17 . Will join 16 other gorillas , including Ernie , 32 , who is father to them both .
Three-month-old Western Lowland Gorillas pictured for first time in exhibit . Pair were born just 48 hours apart in January to Layla and Kumi , both 16 . Will join 17 other gorillas , including Ernie , 32 , who is father to them both .