The Big Fix mobile spay/neuter unit will be in Salt Lake County this weekend.

It will be at West Valley Animal Control, 4063 S. 7200 West, today and at Salt Lake County Animal Control, 511 W. 3900 South, on Saturday.

No appointments can be made. It is on a first-come, first-serve basis until full. Costs are $25 for female cats, $15 for male cats, $40 for female dogs and $30 for male dogs.

For more information, call 1-866-PETSFIX or go online to www.utahpets.org.