Cesar Millan's Wife Files For DIVORCE: Dog Whisperer & Wife Ilusion Split

'Dog Whisperer' Cesar Millan and his wife Ilusion are calling it quits.

Cesar writes on his website:

We are sad to announce that after 16 years of marriage we have decided to file for divorce. The decision was made after much consideration and time. We remain caring friends, and are fully committed to the co-parenting of our two boys.

Ilusion filed for divorce Friday citing irreconcilable differences, People reports. She is seeking primary custody of the kids and spousal support.