Death ring is made up of I-80 and Route 101 which run beside the bay . Other hotspots include San Diego County and Route 94 in Sacramento . The map uses different coloured markers to highlight the species at risk . Scientists believe the drought has caused animals to take bigger risks .
Death ring is made up of I-80 and Route 101 which run beside the bay . Other hotspots include Sacramento and Route 94 in San Diego County . The map uses different coloured markers to highlight the species at risk . Scientists believe the drought has caused animals to take bigger risks .