Omaha's Zoo & Aquarium on Instagram: "Our care teams work hard to build relationships with the animals they care for, which is a key part of training! ​ Here, mongoose lemur Catherina is practicing a behavior that will allow for our reproductive team to perform an ultrasound. She's rewarded with raisins as her care team holds a Sharpie to her stomach, simulating an ultrasound wand. While Catherina isn’t currently pregnant, training these behaviors early and regularly is critical to ensuring our