Changes in the factors that once allowed a population to grow can explain why ... stable over a long period of time can experience a new phase of rapid, long-term growth. One of the most ...

In accordance with the values of η and γ , there are two phases: one in which cooperation dominates (shown in blue), and another in which defection dominates (shown in red). The four norms in ...

Gray wolves are becoming more established in California, prompting the state to move to phase two of its gray ... before making changes to wolf protections. At the core of the discussion are ...

particularly in these early phases of human prehistory, are still poorly understood, the new study adds to a growing body of evidence on how prehistoric humans responded to climate change ...

SAN FRANCISCO (KRON) — The rising number of wolves in California has prompted the California Department of Fish and Wildlife to shift to “Phase 2 ... These changes are expected to occur ...