Most of the criminal attorney on this Avvo site here in Denver offer free initial consultations. So whether you call John Buckley, Rhidian Orr, myself or one of the many other excellent attorneys on this site, call around and try to find an attorney who is familiar with these constitutional issues and is the right "fit" for you.
The information provided in this answer does not create an attorney-client relationship. If you are interested in his legal services, feel free to call Chris at (303) 409-7635 at his law office in the Denver Tech Center. All initial consultations are free of charge.
On the facts you provided--dogs got out, police came in and searched jewlery boxes and closets--yes your rights were trampled by the government.
It would be informative to hear the police departments version of events. I suspect their reports will round out the facts a bit (timelines, reason for entry, basis for animal control contacting police). Contact a Denver area attorney who can review all the documents and determine what options you may have.
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It does sound like you were subject to an unlawful search. You may want to talk to an attorney. However, keep in mind that the primary remedy for a 4th Amendment violation is the suppression of evidence obtained during the search. A significant civil action is much harder to pursue.
You can reach Harkess & Salter LLC at (303) 531-5380 or info@Harkess-Salter.com. Stephen Harkess is an attorney licensed in the state and federal courts of Colorado. This answer is for general information only and does not create an attorney client relationship between Stephen Harkess or Harkess & Salter LLC and any person. You should schedule a consultation with an attorney to discuss the specifics of your legal issues.