Posted by: Kirsten Pisto, Communications Tufani: Enjoys sweet grain snacks, has mastered the art of drooling and sports beautiful dark brown spots. Looking for love and another biscuit. Dave: Willing to stick his neck out for love. Cupid: Spotted the pair on the savanna. When it comes to cupid’s arrow hitting the mark, it appears that in at least one instance, the arrow stuck. Giraffes Dave and Tufani are expecting! Looking good, Dave! Photo by Dennis Dow, WPZ. Tufani (left) with her nephew Misawa in 2013. Photo by Jeremy Dwyer-Lindgren, WPZ. This Valentine's-worthy news comes as keepers prepare for a long, long wait. Giraffe have one of the longest gestation periods for mammals: 14.5 to 15 months. While it is impossible to be 100% sure that Tufani is pregnant (without putting in a tall order for an ultrasound), keepers tell us that all the right signs are pointing to a new addition to the savanna sometime this summer. That is your cue to get excited. H...