Background: A 1-month-old female snow leopard cub at Padmaja Naidu Himalayan Zoological Park exhibited excessive tear production (lachrymation). Examination diagnosed primary entropion. a condition in which the eyelid margin folds inward due to developmental abnormalities. thereby resulting in corneal irritation and damage. https://www.findingthestory.com/product-category/mig-welders-gmaw/