Conservationists report that the world's smallest and rarest pigs are "thriving" following their release into the wild last year. Camera-trap footage and surveys suggest that the captive-bred pygmy hogs have adapted well to their new home in the grasslands of Assam in India.

The Philautus poppiae frog is native to Sri Lanka and lives in closed canopy cloud forest. It is classified as Endangered on The IUCN Red List of Threatened Species due to the ongoing decline in the quality and extent of its forest habitat.

An independent panel of scientists has recommended a moratorium on all activities by oil and gas companies in eastern Russia that could adversely affect the Western Gray Whale population.