ScienceDaily: A study of life and extinctions among woolly mammoths and other ice-age animals suggests that interconnected habitats can help Arctic mammal species survive environmental changes.
The study went online Nov. 2 in the Proceedings of the National Academy of Sciences "Early Edition."
Short periods of warm climate in the midst of the last ice age triggered boom-and-bust cycles in the populations of large mammals in the Arctic, the researchers found. Many large mammals became extinct when these cycles...