On May 9, 2016, United Flight 1451 from San Diego to Houston suffered a bird strike at around 13,000 ft during its climb out:
http://fox5sandiego.com/2016/05/09/united-flight-forced-back-to-lindbergh-field-after-hitting-bird/After returning to Lindberg (KSAN), the aircraft was inspected, bird debris removed, and was cleared to make a second attempt at the flight to Houston. However, it later had a navigation system failure and had to make an unscheduled landing at PHX for repairs.
Attached is the ATC communications before and after the bird strike.