so, those are things that-- that collaboratioion makeis ce and standing in this backyard a really meaningfulhing. pauly: this one's gonna go right there. we have the specimens that you see behind me, and other specimens all throughout this instititution. over 35 million specimens s and historical colcts.lectio and thos time machine so that we can understand where species were found in the past. when we think about the greatest threats to biodiversity that our planet is currently facing, we think ababout thingsgs like clclimate change,e,eali a t is one of t the biggesest threatsts actualally urbanizization. so, we nonow know thahat as of , 50% of the human population is now living in urban areas, and so, suddenly, it becomes a huge imimperative on p people to understand howow we ca urban areas s more welcng to native and desired specieses. ahahat better placece to do est [bell rings] man: espers lo ited nee hidensity ighborhoods of downtown [kids speaking indistinctly] i'm thineranza elementarst och the skyscscrapersrs of downtownn the welake neighborhrhood, downtown los angeles. woman: n you