COLLEGE STATION — Last fall, employees in a Texas A&M University System office space were alerted that three parakeets had been placed in the building’s light-filled atrium, and that more were on the way. They were to be greeted warmly: “The first word we would like to teach them is 'HOWDY!'" an employee for Chancellor John Sharp wrote in an October 2018 email. “Please help them learn by addressing them this way when you see them.” But — for at least a few days — the birds prompted a different reaction from some employees, who said in emails that their winged guests ...