The genomes of living animals are littered with DNA from long-gone relatives, providing a lens on evolution, past extinctions, and perhaps even solutions to agricultural problems.
More than two-thirds of mammals in Africa and the Arabian Peninsula went extinct during the Eocene-Oligocene transition some 30 million years ago, a study finds.
From fish harvests to cottonwood forests, organisms display evidence that species change can occur on timescales that can influence ecological processes.
A. Marmaduke Kilpatrick | Dec 1, 2014 | 10+ min read
Bat populations ravaged; hundreds of amphibian species driven to extinction; diverse groups of birds threatened. Taking risks will be necessary to control deadly wildlife pathogens.
Researchers find that conserving marsupials on a predator-free island dampens their avoidance behaviors, which could mean trouble for their reintroduction to mainland Australia.