The word “scallop” usually evokes a juicy, round adductor muscle—a seafood delicacy. So it isn’t widely known that scallops have up to 200 tiny eyes along the edge of the mantle lining their shells. The complexities of these mollusk eyes are still being unveiled. A new study published in Current Biology reveals that scallop eyes have pupils that dilate and contract in response to light, making them far more dynamic than previously believed. Continue reading What Scallops’ Many Eyes Can Teach Us About the Evolution of Vision
Spring is in the air, and the animal kingdom is on the move. Vernal migrations feature everything from fish and birds to big, shaggy mammals and tiny insects. These journeys are about as diverse as the species themselves, but Andy Davis, a University of Georgia ecologist and editor of the journal Animal Migration, says the mass wildlife movements have one important thing in common. Continue reading Twelve Epic Migratory Journeys Animals Take Every Spring
DERBY, ENGLAND—James Mwenda has a front row seat to the spectacle that is the human-driven extinction crisis. Day after day he checks on, feeds, cares for, and often just hangs out with, the last two remaining northern white rhinos on the planet. Continue reading Meet the Man Keeping the Last Two Northern White Rhinos on Earth Alive
The Amazon and the adjacent Andean slopes in South America host an astonishing richness of plants and animals. These species have been sources of food, shelter and medicine since the arrival of humans and a target of scientific curiosity since the days of the earliest European naturalist explorers.
Populations of wild vertebrates are on track to fall 67 percent by 2020, according to a new report on the state of Earth’s ecosystems. It’s another stunning reminder of the scale of humanity’s impact on the planet, and a frightening glimpse into the realities of life in the Anthropocene.
It seems we’ve been wrong about giraffes since, well, forever.
Humanity has moved a step closer to wiping out our closest evolutionary relatives, with four of the six great ape species now listed internationally as critically endangered.