Glorious, isn't it? Raising the walls of the grotto 16.4 feet, in order to meet the minimum guidelines of the Association of Zoos and Aquariums, the first phase of improving the SF Zoo's four big-cat grottos is complete. The tweaks were needed, as most of you know by now, after Siberian tiger Tatiana escaped and killed Carlos Sousa Jr. during the now infamous Christmas Day tiger attacks. The second phase of the project, according to......

As seen in the graphic above (pulled from the LA Times), and because of last week's fatal attacks, tiger security improvement is needed. Soon. In 30 days, according to the Gate, SF Zoo will have a brand spanking new tiger-grotto security system. The architect who created the zoo's Grizzly Gulch exhibit, Sam Singer, will also now design the safer new tiger grotto. Although no details of the new tiger grotto designed have been released, we're......