by yiwei | Jul 24, 2012 | field notes, puma bios, puma ecology
Last month, we told you about 35M, a young dispersing male who was traveling all around the Bay Area looking for a place to settle down (see his old map here). Our recent data on him shows that he might have settled down a bit west of Portola Valley near Palo Alto. Of...
by yiwei | Jul 19, 2012 | field notes, puma bios, puma ecology, technology
I know a lot of you enjoyed the photos of 23F’s kittens. Since we visited them, 23F has moved her kittens to several different hiding places (as a good mother should) to keep them safe. However, before we took off, we left a trail camera there to see if we could...
by yiwei | Jul 11, 2012 | field notes, puma ecology, santa cruz pumas
We’ve been placing motion-sensing trail cameras in the Santa Cruz Mountains since 2008. Our cameras have captured pumas sleeping, playing, calling to each other, scent marking, and courting. However, never before have we caught a mountain lion behaving like...
by cwilmers | Jul 3, 2012 | field notes, puma bios, puma ecology, santa cruz pumas
If the Santa Cruz pumas had a survivor contest, then 16M would undoubtedly be the winner. For the past two years, he’s made a dangerous living straddling both sides of Highway 17, a sinuous freeway connecting San Jose and Santa Cruz. All highways, for obvious...
by yiwei | Jun 26, 2012 | field notes, puma bios, technology
Most animals are really difficult to observe since they generally run away when humans approach. One way we get around that is by using motion detecting cameras. These cameras allow animals to take their own self portraits by triggering the shutter as they walk in...
by yiwei | Jun 18, 2012 | field notes, puma bios, puma ecology, santa cruz pumas
When a young male kitten grows up, he must leave the relative safety of his mother’s protection to venture out into the world alone. If he hopes to survive and build his own territory, he must successfully avoid being killed by other male lions, including his...