By Patricia Simpson During 2018, our Mission Trails Regional Park biodiversity project on iNaturalist added more than 8,000 observations. This...

By Patricia Simpson I bet you have all heard some sort of horror story about spiders and their “interesting” family...

By Patricia Simpson Some birds are difficult to identify, namely those LBJs (little brown jobs) while others are distinctive and...

By Patricia Simpson | iNaturalist You may have read about the decline of the beloved monarch butterfly (Danaus plexippus) and...

By Patricia Simpson | iNaturalist Earlier this year, on the trail, I was startled by a deep buzzing sound followed...

By Patricia Simpson | iNaturalist Up until May 9, no observations of yucca weevils (Scyphophorus yuccae) had been made at...

By Patricia Simpson | Mission Trails Regional Park There are a few species of birds at Mission Trails Regional Park...

By Patricia Simpson It’s official. There’s a big cat at Mission Trails — a mountain lion (puma concolor ssp. couguar)....

By Patricia Simpson Lichenology is fascinating. It is easy to dismiss that green stuff on the trees or on the...

By Patricia Simpson | Mission Trails Regional Park Foundation I will always remember the first time I saw a phainopepla....