School children wear tiger masks and watch tigers in cages during the rally of tiger conservation awareness. /VCG Photo

On Monday, school children from Kolkata, West Bengal, India, took part in an awareness rally on tiger conservation at Alipore Zoological Garden. /VCG Photo

The Zoological Garden, Alipore is India's oldest formally stated zoological park and a big tourist attraction in Kolkata. Every year over ten thousand school students from India come here to receive animal protection education. /VCG Photo