GET A GRIP These juvenile seahorses can already grasp with their tails. Babies aren't so coordinated.
STUMPED Perhaps because only the upper body shows in the photo, this hairy woodpecker confused the Merlin photo ID program.
DEADLY TARGET A human immune protein might combat the MERS virus, shown here in yellow in a camel’s cells. No vaccine currently exists for MERS, which has infected over 1,300 people and killed around 500 since the virus was first identified in 2012.
Aging may have developed in many species as a genetic mechanism to conserve future resources. If the controversial proposal is true, then scientists may be able to greatly extend life span by deactivating the machinery for aging embedded in our DNA.