Fossils show puzzling lack of evolution during past climate changes

Fossils show puzzling lack of evolution during past climate changes

Thousands of fossils from the La Brea tar pits in California show no signs of mammals and birds evolving in response to shifting temperatures over the past 50,000 years

Fossils Reveal Unexplained Stasis in Evolution During Last Year's Ice Age Peak

An ingenious saber-toothed cat skeleton Chrisstockphotography/Alamy Research conducted on thousands of fossils from Lavreatar Pit in California revealed no definitive evidence of species adapting to climate changes, even during periods when ice sheets expanded or the ice age came to an end. “These species are not responding to climate change as many biologists expect,” stated [...] Source The post Fossils Reveal Unexplained Stasis in Evolution D…