The Boulder’s King Of The Yard. Photo: Lenny “Lensworth” Frieling

Do not tell a Boulder kitty that it is not a lion or other large cat. Feral (wild) cats are a vital cog in the wheel of the back yard’s health. 

A Feral Cat In Complete Back Yard Comfort, Totally Content. Photo: Lenny “Lensworth” Frieling

Feral cats often get framed only as a problem, but there are a few legitimate positives—mostly tied to ecology, human environments, and how people interact with them.

One of the biggest benefits is rodent control. Feral cats are natural predators, and in many areas they help keep populations of mice and rats down. This can matter around farms, warehouses, and even some urban neighborhoods where rodents carry disease or damage food supplies.

They also play a role in the broader idea of urban ecosystems. In cities, wildlife adapts in unusual ways, and feral cats are part of that system. While they can disrupt some species (especially birds), they also occupy a niche that might otherwise be filled by other predators.

Relaxed Kitty Knowing Who’s Boss Of The Yard. Photo: Lenny “Lensworth” Frieling

Another positive comes from managed colonies, often through programs like Trap–Neuter–Return (TNR). When communities humanely manage feral cats—spaying/neutering them and returning them to their territory—it can stabilize populations over time and reduce behaviors like fighting, spraying, and constant breeding.

There’s also a human side. Some people form connections with feral cats, caring for colonies and finding meaning in helping animals that live outside traditional pet ownership. In some cases, feral cats can even become socialized and adopted, transitioning into domestic life.

Feral Cat At Ease In The Backyard. Photo: Lenny “Lensworth” Frieling

That said, these positives come with real trade-offs. Feral cats can significantly impact native wildlife, especially birds and small mammals, and unmanaged populations tend to grow quickly. So the “positive side” is most evident when there’s thoughtful, responsible management rather than unchecked populations.

Shared knowledge is power!

Lenny “Lensworth” Frieling

Lenny Frieling Pen Of Justice

• Multi-published and widely syndicated blogger and author.
• Most recently published by Amazon, his first book, "Lensworth"a book of his prize-winning photos.
• University lectures at University of Colorado, Boulder, Denver University Law School, Univ. of New Mexico, Las Vegas NM, and many other schools at all levels. Numerous lectures for the NORML Legal Committee
• Former Judge
• Media work, including starring in episodes of Fox’s Power of Attorney, well in excess of many hundreds media interviews, appearances, articles, and podcasts, including co-hosting Time For Hemp for two years.
• Life Member, NORML Legal Committee, Distinguished Counsel Circle.
• Photographer of the Year, AboutBoulder 2023
• First Chair and Originator of the Colorado Bar Association’s Cannabis Law Committee, a National first.
• Previous Chair, Boulder Criminal Defense Bar (8 years)
• Twice chair Executive Counsel, Colorado Bar Association Criminal Law Section
• Life Member, Colorado Criminal Defense Bar
• Board Member Emeritus, Colorado NORML, and prior chair during legalization, as well as pre and post legalization
• Chair, Colorado NORML, 7 years including during the successful effort to legalize recreational pot in Colorado
• Senior Counsel Emeritus to the Boulder Law firm Dolan + Zimmerman LLP : (720)-610-0951
• Board member, Author, and Editor for Criminal Law Articles for the Colorado Lawyer, primary publication of the Colorado Bar Assoc. 7 Years, in addition to having 2 Colorado Lawyer cover photos, and numerous articles for the Colorado Lawyer monthly publication.
• http://www.Lfrieling.com