one needs extra medical attention. the smaller cub weighed three ounces at birth. that's 85 grams. it hasn't been keeping on weight. in the mild wild, mother pandas who have twins often nurture one panda and abandon the other. they have been switching the cubs every couple of hours. they are monitoring the tiny panda around the clock to make sure it gets the care and nutrients it needs. they are ugly. >> yes, but i eventually they grow to beautiful. >> true. a brazilian -- is getting a new lease on life thanks to printing. it was rescued from an animal fair by police. the top part of her beak was broken, possibly after mistreated by wildlife traffickers. it meant she couldn't eat or take care of herself properly. >> they used a 3-d printer to make her a new beat beak.