Conversation so far:
How did Art Donovan's career start?
Donovan made his professional NFL debut playing for the Baltimore Colts until 1950.
What was Art Donovan's first team?
The Baltimore Colts
Which team did Art Donovan play for after the Baltimore Colts?
The New York Yanks
Which team did Art Donovan play for last?
Donovan last played for the Baltimore Colts from 1953 until 1961, the same namesake of his rookie debut team.
What did Art Donovan do after playing for the Dallas Texans?
After the Texans franchise moved to Baltimore in 1953, Donovan played defense for the renamed Baltimore Colts until 1961.

Question: was that the last team that he moved to or did he change teams again later in life?
Self-contained rewrite: Was the Dallas Texans the last team that Art Donovan played for?