It isn’t just snakes that fill up the reptilian quota of egg-laying animals. A group of reptiles — known as squamates — comprised of lizards, turtles, crocodilians, and snakes, are all overwhelmingly ...
The epigenetic clock measures biological age and could help scientists assess the health of polar bears, dolphins, baboons and other threatened creatures "while recovery is still possible" ...
Wood thrushes, native songbirds in decline, are migrating south. Researchers who spent the summer tagging the species are watching closely.