Tenants of the Mountain Gate apartments in Littleton say a persistent bird infestation has made their homes unlivable for yet another spring, citing concerns about health, safety and unfulfilled promises from the property management company. According to residents, hundreds of swallows return to nest each year on Building 8, leaving behind droppings, dead birds and bird mites that tenants say are getting into their apartments through windows and cracks in the walls. More local videos here: https://youtube.com/@9news Subscribe to NEXT: https://youtube.com/@Nexton9NEWS Stay connected: 9NEWS Website: https://www.9news.com/ Facebook: https://www.facebook.com/ilike9news X: https://twitter.com/9NEWS Instagram: https://www.instagram.com/9newsdenver/ Download the 9NEWS App: https://www.9news.com/appredirect/ Sign up for the 9NEWSLETTER: https://www.9news.com/email 9NEWS (KUSA) is located in Denver, Colorado.